,10,400 UnKnown User
,10,401 4.1.3 Bad recipient address
,10,421 4.4.0 honeypot rejected
,10,450 4.1.1 |User unknown
,10,451 Account disabled
,10,451 Address is invalid
,10,451 NOT VALID RECIPIENT
,10,451 Provider does not confirm sender account
,10,451|This email no longer active
,10,451 unable to verify recipient
,10,472 4.0.0 User does not exist at this site
,10,472 No such user
,10,500 5.3.7|customer
,10,500 No such user
,10,500 |user is disabled
,10,501 #5.1.1 bad address
,10,501 5.1.1 bad address|RCPT_DOMAIN
,10,501 5.1.3 Bad recipient address
,10,501 5.1.3 Invalid address alias
,10,501 5.1.3 Invalid character
,10,501 |5.1.3 Invalid character |username
,10,501 5.5.2 RCPT TO |error
,10,501 5.5.4 Invalid Address
,10,501 5.5.4 Invalid Address.
,10,501 Bad address
,10,501 Invalid Address
,10,501 Invalid character |username
,10,503 |Invalid recipient
,10,503|recipients are invalid
,10,504 |disabled
,10,508 No such address
,10,510 5.1.1 User |unknown
,10,511 5.1.1 Bad destination mailbox
,10,511 5.1.1 Invalid Recipient
,10,511 5.1.1 |Recipient
,10,511 5.1.1 Recipient address
,10,5.1.1|Bad destination email address
,10,5.1.1|Bad destination email address
,10,511 Bad destination mailbox
,10,5.1.1 |Recipient address rejected
,10,511 Sorry, invalid recipient (#5.1.1)
,10,521 5.0.0 Nonexistent User
,10,521 5.2.1 Email fails
,10,521 5.2.1 Mailbox
,10,521 No Redirect Entry for this address
,10,540 5.7.1 |Account deleted by user
,10,540 5.7.1|recipient address rejected: Blocked
,10,542 5.7.1|Recipient address rejected: Mailbox is suspended
,10,550 4.2.1 mailbox |disabled
,10,550 #5.1.0 Address rejected
,10,550 5.1.0|RCPT_DOMAIN|inactive user
,10,550 5.1.1 |Account not available
,10,550 5.1.1 |Account not found
,10,550 5.1.1 Address Unknown
,10,550 5.1.1 |Bad destination mailbox address
,10,550 5.1.1 |code=28
,10,550 5.1.1 Destinatario no valido
,10,550 5.1.1 |Destinatario Sconosciuto
,10,550 5.1.1 |does not exist
,10,550-5.1.1 |does not exist
,10,550 5.1.1 |email
,10,550 5.1.1 |endereco de e-mail do destinatario nao foi encontrado
,10,550 5.1.1 |illegal user
,10,550 5.1.1 |Invalid mailbox
,10,550 5.1.1 |invalid recipient
,10,550 5.1.1 |is not a valid mailbox
,10,550 5.1.1 |mailbox
,10,550 5.1.1 |No longer here
,10,550 5.1.1 |no mailbox here
,10,550 5.1.1 No Valid or Blank Recipient
,10,550 5.1.1|RCPT_DOMAIN|recipient|rejected
,10,550 5.1.1|Recipient address rejected
,10,550 5.1.1|recipient disabled
,10,550 5.1.1|Recipient Invalid
,10,550 5.1.1 |Recipient rejected
,10,550 5.1.1 |Recipient Suspended
,10,550 5.1.1|Recipient Undeliverable
,10,550 5.1.1 |Recipient Unknown
,10,550 5.1.1|RecipNotFound
,10,550-5.1.1 The email account |does not exist
,10,550-5.1.1 The email account|not exist
,10,550 5.1.1 The e-mail address you entered couldn't be found
,10,550 5.1.1|TT506
,10,550 5.1.1 unknown |alias
,10,550 5.1.1|unknown or illegal alias
,10,550 5.1.1 unknown or illegal user
,10,550 5.1.1 |user disabled
,10,550 5.1.1 |User inactive
,10,550 5.1.1 User is disabled
,10,550 5.1.1 |User is unknown
,10,550 5.1.1 user |not known
,10,550 5.1.1|User unknown
,10,550 5.1.1 |User unknown
,10,550 5.1.1 user:|unknown, see http://tele.dk/
,10,550 5.1.1 |usuario nao faz mais parte do quadro de colaboradores
,10,550 5.1.1 |utilisateur inconnu
,10,550 5.1.1 Yildiz Holding e-mail sistemlerinde belirtilen e-mail adresi bulunmamaktadir
,10,550 5.1.6
,10,550 5.2.0 mailbox unavailable
,10,550 5.2.1 |Suspended Inactive mailbox
,10,550 5.2.1 This mailbox|inactivity
,10,550 5.2.1 |This server does not accept mails for this recipient
,10,550 5.2.1 |unknown
,10,550 5.2.1 user disabled
,10,550 5.2.1 user|is inactive or suspended
,10,550 5.2.1 User not Active
,10,550 5.2.2 Invalid Recipient
,10,550 540 5.7.1|RECIPIENT ??? ADDRESS REJECTED|YOUR EMAILS HAS BEEN RETURNED BECAUSE THE INTENTED RECIPIENT
,10,550 5.4.1|Recipient address rejected: Access denied|outlook.com
,10,550 5.4.4|MX domain does not accept mail
,10,550 5.5.0 Adresse destinataire invalide
,10,550 5.5.0 Boite du destinataire archivee
,10,550 5.5.0 |domain |no more exists
,10,550 5.5.0 Requested action not taken: mailbox unavailable
,10,550 5.5.0 Requested actions not taken|mailbox is unavailable
,10,550 5.7.0 |No one here by that name
,10,550 5.7.1|Blocked, email address unknown
,10,550 5.7.1 Email nao solicitado|unsubscribe
,10,550 5.7.1 Email|unsubscribe
,10,550 5.7.1 Invalid|recipient
,10,550 5.7.1|Mailbox Invalid
,10,550 |5.7.1 Message rejected |no valid rec
,10,550|5.7.1 Message rejected (no valid reci
,10,550 5.7.1 |nable to deliver to
,10,550 5.7.1 |o such user
,10,550 5.7.1 Recipient address|is not routable
,10,550 5.7.1|Recipient address rejected|after decryption
,10,550 5.7.1|Recipient address rejected:|doesn't accept mail
,10,550 5.7.1|Recipient address rejected: Invalid recipient
,10,550 5.7.1 |Recipient not found
,10,550 5.7.1 |Recipient privacy settings disallowed delivery of this message
,10,550 5.7.1 Recipient rejected
,10,550-5.7.1 |Student emails are restricted to the school-owned domains
,10,550 5.7.1 |undeliverable address
,10,550 5.7.1|unknown user
,10,550 5.7.5 Invalid Recipient
,10,550 account |disable
,10,550 Account discontinued
,10,550|account does not appear to be valid
,10,550 |account does not appear to be valid
,10,550 account does not appear to be valid
,10,550|Account Inactive
,10,550|account is not active
,10,550 Account is not active
,10,550 account |valid
,10,550 address deleted
,10,550 |address does not exist
,10,550 Address|does not exist
,10,550 ADDRESS DOES NOT EXIST
,10,550|address doesnt exist
,10,550 Address invalid
,10,550 Address not found
,10,550 Address not known
,10,550 Address|not known here
,10,550 Address not present in directory
,10,550 address rejected
,10,550 Address unknown
,10,550 adresse non valide
,10,550 Alias is not active
,10,550 A message that you sent could not be delivered|Mailbox is inactive.
,10,550|A mensagem|foi entregue verifique se o|foi digitado
,10,550 Bad email address
,10,550|Boite email inconnue
,10,550 Can't verify recipient
,10,550 |Conta de email foi desativada
,10,550 Couldn't verify the recipient
,10,550 cuda_nsu
,10,550 Diese Adresse wird nicht verwendet
,10,550 Direccion invalida
,10,550 |email account |does no exists.
,10,550|email account|not exist
,10,550|email address does not exist
,10,550|email address is no longer in use
,10,550 E-mail delivery to|refused|does not exist
,10,550 Email Desconhecido
,10,550|E-mail desconhecido ou conta desativada
,10,550-E-mail desconhecido ou conta desativada
,10,550 e-mail nao encontrado verifique o destinatario
,10,550 E-mail|not handled by this system
,10,550 |e-mail service discontinued
,10,550 Endereço de e-mail inválido
,10,550|ESTE ENDERECO DE EMAIL NAO EXISTE
,10,550 |Fake sender
,10,550 Former address owner has left
,10,550|Gone away, no forwarding address known
,10,550|http://p.imaginet.co.za/UNR01
,10,550|I cannot deliver mail for
,10,550 Illegal e-mail address
,10,550 |inactividad
,10,550 Indirizzo e-mail inesistente
,10,550 |inexistenta
,10,550 |inexistente
,10,550 Invalid recipient
,10,550-Invalid recipient |(#5.1.1)
,10,550 invalid user
,10,550 |Invalid User
,10,550|juno.com Account Inactive
,10,550 Mailbox denied|No access
,10,550|mail boxes in domain|have been migrated
,10,550 Mailbox|is unattended
,10,550 mailbox not found
,10,550 Mailbox unavailable
,10,550|Mailbox unavailable|550|Such mail box does not exist in our organisation
,10,550 MailCode 049.MC03 AntiFake|Unknown mail address
,10,550 |mailserver not stored this user
,10,550 mailserver not stored this user
,10,550 Mail to|has been suspended
,10,550|malformed addres
,10,550 Message was not accepted|user is terminated
,10,550 Message was not accepted|user not found
,10,550 Nada encontrado neste
,10,550 Nenhum
,10,550|Neue Adresse
,10,550 Nie ma takiego adresu
,10,550 |niet in gebruik
,10,550|Ninguna de estas direcciones tenemos en el servidor
,10,550 |nknow |ecipient
,10,550|No account by that name here
,10,550 |No account by that name here
,10,550 no accounts on domain
,10,550|No active conversation at this address
,10,550 No email user exists
,10,550 No hay nadie con esta direcciÃ³n
,10,550 |no longer
,10,550 |No mailbox
,10,550 Non-existant Recipient
,10,550 No one here by that name
,10,550|no recipient by that name
,10,550|No such recipient here
,10,550  No such user
,10,550 <|> not accepted
,10,550|not accepted|Account does not exist
,10,550 not accept email |user
,10,550|not a registered mail name
,10,550|not found on our mail servers
,10,550|Not Known to us
,10,550 NOT RECIPIENT
,10,550 |not valid
,10,550 |No user
,10,550 |nrecognized
,10,550 |nvalid |ddress
,10,550 |o such recipient
,10,550 permanent failure for one or more recipients|All recipient addresses rejected
,10,550 permanent failure for one or more recipients|No such user
,10,550|person
,10,550 Questo indirizzo non esiste
,10,550 RCPT Is Unknown
,10,550 RCPT TO|SMTP delivery not allowed
,10,550 receipient unknown
,10,550 Recipient address|does not exist
,10,550 Recipient Address|known
,10,550 Recipient address not accepted
,10,550 Recipient Address|verified
,10,550|Recipient does not exist
,10,550 Recipient does not exist
,10,550 Recipient email address rejected
,10,550 recipient email address |verified
,10,550 Recipient not found
,10,550 Recipient not found in the Email Firewall
,10,550 Recipient not here
,10,550 Recipient not in route list
,10,550 <|> recipient rejected
,10,550 Recipient Rejected: Domain not hosted here
,10,550 |recipient rejected. IB603
,10,550 Recipient rejected:|User|not found
,10,550|Recipient unknown
,10,550|recipient you wrote to no longer exists
,10,550 - Rejected Inactive Account
,10,550 Reject: Invalid recipient
,10,550 Requested action not taken|mailbox unavailable
,10,550|retired
,10,550 Rule imposed|does not exist
,10,550 |service discontinued
,10,550 sorry account does not appear to be valid
,10,550 sorry account |valid
,10,550|Sorry the user|is not known on our system
,10,550 Sorry this is no longer a valid email address. Please contact our office at
,10,550 sorry, this mailbox is currently disabled
,10,550 |such user
,10,550 Team Disabled - contact support
,10,550 Terminated account
,10,550 The account|cancelled
,10,550 the account is disable
,10,550 the account is disable/
,10,550|The recipient cannot be verified
,10,550 The recipient cannot be verified
,10,550 |The recipient email address cannot be verified
,10,550 The recipient|recognized
,10,550 the user|does not exist
,10,550 The user|does not exist on our system.
,10,550 |This account is disabled or not yet active (#5.1.1)
,10,550 this address|closed
,10,550 This email account has been closed
,10,550 this email address|exist
,10,550 THIS IS NOT A VALID EMAIL ADDRESS
,10,550-This user|reachable
,10,550 |UNKNOWN E-MAIL ADDRESS
,10,550 unknown receipient
,10,550 Unkown address
,10,550 Unknown user
,10,550 Unkown user
,10,550 Unroutable sender address
,10,550 |User account is unavailable
,10,550 |User account suspended by USA.NET
,10,550 User banned
,10,550|user disabled|cannot receive new mail
,10,550 User|does not exist
,10,550 User|does not exist
,10,550 user has deleted mailbox
,10,550 user is unknown|domain
,10,550 User mailbox|not found.
,10,550 |user not exist
,10,550 User |recognized
,10,550 User|unknown
,10,550 Usuario desconhecido
,10,550 Usuario Desconocido
,10,550|Utilisateur inconnu
,10,550 Utilisateur inconnu
,10,550 We cannot verify the recipient
,10,550 We do not accept email|user
,10,550 we do not accept mail to this address
,10,550 We don't handle mail for
,10,550|XM-RJCT01: Account|does not exist
,10,550 Your domain has been blocked by local user
,10,550 Your message was unable to be delivered|invalid
,10,551 5.1.1 recipient
,10,551 5.1.1 recipient |exist
,10,551 5.1.1 user does not exist
,10,551 5.1.6 User |moved
,10,551 |address not recognised by our system
,10,551 |address not recognised by our system. The email has been refused.
,10,551 Forwarding|hosts disabled
,10,551 RC:NE The email account does not exist
,10,551 Unrecognized mailbox
,10,552 5.2.1|Recipient address rejected: Mailbox suspended
,10,553 5.1.1 Recipient address not recognised
,10,553 5.1.3|Invalid Email Account
,10,553 5.3.0 |User unknown
,10,553 5.3.0 |usuario no existe en nuestros servidores
,10,553 5.3.0 |Utilisateur Inconnu
,10,553 Invalid|user
,10,553 RP:RDN
,10,553|The recipient address|is not a valid|address
,10,553|unknown email address
,10,553 user no longer exists
,10,554 5.1.8|Invalid email
,10,554 5.7.1 |address is changed
,10,554 5.7.1|does not exist
,10,554 5.7.1 |endereco de destinatario nao existe ou nao esta autorizado a receber mensagens
,10,554 5.7.1 Invalid Recipient
,10,554 5.7.1 NO-DOMAIN
,10,554 5.7.1 No mail routing address
,10,554 5.7.1 |not a valid |account
,10,554 5.7.1 |Recipient Account Invalid
,10,554|5.7.1|Recipient address rejected: Access denied|For assistance call Helpdesk
,10,554 5.7.1|Recipient address rejected:|cannot receive mail
,10,554 5.7.1 Recipient address rejected: Destination server do not accept recipient address
,10,554 5.7.1|Recipient address rejected|Email hosting and forwarding for|has been decommissioned
,10,554 5.7.1|Recipient address rejected: Invalid-Recipient
,10,554 5.7.1|Recipient address rejected: Invalid-Recipient.
,10,554 5.7.1|Recipient address rejected|Invalid|sender email address
,10,554 5.7.1|Recipient address rejected|NO-DOMAIN
,10,554 5.7.1|Recipient address rejected: The Account|has expired
,10,554 5.7.1|Recipient address rejected|The email address is not valid anymore
,10,554 5.7.1 Recipient invalid
,10,554 5.7.1 |unexistent address
,10,554 5.7.1 User unknown
,10,554 5.7.1 |Usuario desabilitado por inatividade
,10,554 |ail box
,10,554 |bogus and forged e-mail address
,10,554 Account Not found
,10,554 bogus and forged e-mail address
,10,554 delivery error |account
,10,554 delivery error: dd Requested mail action aborted - mta
,10,554 delivery error: dd This user doesn't have a|account
,10,554 delivery error: dd This user doesn't have a yahoo.co.uk account
,10,554 delivery error|This account has been disabled or discontinued
,10,554 delivery error|This mailbox is disabled
,10,554 delivery error |user
,10,554 |forged e-mail address
,10,554 forged e-mail address
,10,554 Invalid recipient
,10,554 Not our user
,10,554 no valid recipient
,10,554 Rcpt|does not exist
,10,554 Rcpt|does not exist
,10,554 |should log in to enable receiving the mail
,10,554 User no found
,10,554 USER NO FOUND
,10,554|User not found
,10,557 Email address|is not available here
,10,571 |passCode
,10,571 sorry|invalid format
,10,571 sorry sender address|invalid
,10,572 5.0.0
,10,572 5.7.2 User|discontinued
,10,574 |Invalid recipient
,10,577 5.1.1 |undeliverable address
,10,Account expired
,10,account is not allowed
,10,account is not existing
,10,account isn't a local account
,10,Account locked by abuse team
,10,account not available
,10,Addressee unknown
,10,Address invalid
,10,address is invalid
,10,address not found in table
,10,address was not found
,10,BAD_RECIPIENT
,10,bad recipient address
,10,bestaat niet
,10,bestaat niet|does not exist
,10,cannot find address on system
,10,Command RCPT User <|> not OK
,10,Conta Desabilitada
,10,deactivated
,10,Destinatario desconocido
,10,Destination address does not appear to exist
,10,disabled mailbox
,10,does not live here
,10,<|> doesn't accept mail here
,10,doesn't exist
,10,Domain has been disabled
,10,domain is no longer used
,10,domain |is not used anymore
,10,domain is not valid
,10,domain|no more exists
,10,ecipient address rejected: MX Lookup error
,10,ecipient address rejected: User has moved
,10,ecipient denied
,10,ecipient does not accept mail
,10,ecipient |does not exist here
,10,ecipient has left the
,10,ecipient never logged onto their free AIM Mail account
,10,ecipient not accepted
,10,ecipient rejected: account reserved
,10,ejected: Domain not active
,10,ejected: Mailbox closed.
,10,email|does no exists
,10,Endereco de e-mail invalido
,10,ese destinatario no existe
,10,Este usuario nao faz mais parte do quadro de colaboradores |esta incorreto
,10,expired account
,10,his account does not receive e-mail
,10,his account is not
,10,his server doesn't handle mail
,10,Illegal user
,10,Indirizzo destinatario sconosciuto
,10,INVALID USER
,10,is not a valid user
,10,list is offline
,10,mail account closed
,10,Mailaddress is | disabled
,10,mailbox disabled
,10,Mailbox does not exist
,10,mailbox |is restricted
,10,Mailbox not found
,10,mailbox |unknown
,10,mail is not being accepted at this address
,10,mail no longer in service
,10,mail not Found
,10,mail receiving disabled |rejecting
,10,mail to |not accepted here
,10,mail to that recipient is not accepted
,10,multiple name matches
,10,nknown address
,10,no |ailbox
,10,no email address in directory
,10,no "|" in name directory
,10,no mail box available for this user
,10,nonexistent user
,10,No one here by that name
,10,No recibimos mensajes para este usuario
,10,no recipients found
,10,no such |address
,10,NO SUCH ADDRESS
,10,no such |ccount
,10,no such |ddress
,10,no such email here
,10,no such person
,10,no such student
,10,no such user
,10,nosuchuser;
,10,not a valid local user
,10,not a valid mailbox
,10,not found in the recipient's
,10,not listed in the |irectory
,10,not our customer
,10,not used
,10,no user with that name
,10,no valid recipients
,10,nresolvable |ddress
,10,nroutable address
,10,nurouteable address
,10,nvalid e-mail address
,10,nvalid Email ID
,10,nvalidrcptto
,10,NVALID REALM TYPE
,10,Recipient Account Invalid
,10,recipient address is invalid
,10,recipient address is not in my local list
,10,Recipient address not recognised
,10,Recipient address rejected|Account expired
,10,Recipient address rejected: aim.com
,10,Recipient address rejected: aol.com
,10,Recipient address rejected|aol.co.uk
,10,Recipient address rejected|aol.in
,10,recipient address rejected |been discontinued
,10,Recipient address rejected|closed
,10,Recipient address rejected|Domain does not exist or has expired.
,10,Recipient address rejected|Domain not found
,10,Recipient address rejected|Illegal user
,10,Recipient address rejected|inactive
,10,Recipient address rejected|Mail is closed
,10,Recipient address rejected|netscape.net
,10,Recipient address rejected|not Active
,10,Recipient address rejected|wrong address
,10,Recipiente invalido
,10,Recipient mailbox was disabled
,10,Recipient not found
,10,Recipient not known
,10,refused|Invalid User
,10,refused: Invalid User
,10,Rejected by user
,10,spam|appreciated
,10,spam |appreciated
,10,Takie adres nie istnieje
,10,This account |locked
,10,This domain is not hosted here
,10,This is an opt-out request
,10,to accepting mail for this email address
,10,to a valid address
,10,undeliverable address
,10,unknown mailbox
,10,Unknown recipient
,10,User account cancelled
,10,user address
,10,User does not exist
,10,user does not exist on this system
,10,user does not have |account
,10,User email address|invalid
,10,User has cancelled account
,10,user has no forwarding address
,10,user invalid
,10,user not found
,10,User not known
,10,User not recognized
,10,User unknown
,10,User unknown in local recipient table
,10,validrcptto list
,10,was not found in the recipient's
,10,wrong address
,10,you are mistaken
,20,421|Nice to meet you|please try again in 3 minutes
,20,421 Seu IP esta temporariamente bloqueado
,20,451-excessive mail rate for|unknown mailhub|throttling
,20,451 ratelimit exceeded
,20,451-Ratelimit exceeded, consider lowering the sendrate
,20,451 stray newline detected
,20,451 too many errors detected from your IP|please visit http://postmaster.free.fr
,20,452 4.3.1 System busy please try later
,20,452 4.4.3 Please try again later
,20,452 4.4.5 RESOURCES RESTRICTED|TOO MANY MSGS THIS SESSION
,20,452 4.5.3 Too many commands
,20,452 Backend Replied
,20,452 Out of memory
,20,452 Too many incoming emails for this account
,20,453|Recipient Lookup Failed
,20,453|Too Many Recipients
,20,459 Too many recipients (RL)
,20,550|This IP has sent too many messages this hour. IB504
,20,554 5.2.122 The recipient has exceeded their limit for the number of messages they can receive per hour
,20,A single RCPT command is required
,20,Mailbox alias limit exceeded
,20,maximum allowed length
,20,verification failure
,21,401 |ailed
,21,401 Failure Bad |MX record
,21,417 |SPF
,21,421 4.3.0
,21,421 4.4.3 |PTR
,21,421 4.5.1 |mx
,21,421 |DNS
,21,421 |domain
,21,421 |lookup
,21,421 |nvalid sender domain
,21,421 Rejected due to missing rDNS|PTR
,21,450 4.2.0
,21,450 |DNS
,21,450 |ookup
,21,450 |PTR
,21,450 |resolve
,21,450 |SPF
,21,451 4.1.3
,21,451 4.1.8
,21,451 4.3.5 Bücher configuration problem
,21,451 4.4.3
,21,451 4.4.4
,21,451 4.4.7 Unroutable email address
,21,451 4.4.8 Unroutable email address
,21,451 4.7.0
,21,451 4.7.5
,21,451 4.7.7
,21,451 4.9.9
,21,451|DNS
,21,451 |DNS
,21,451 |Domain of sender address | resolve
,21,451 |lookup
,21,451 |mx
,21,451 |omain
,21,451 |PTR
,21,451 |SPF
,21,452 4.5.2 Could not resolve sender domain
,21,452 |DNS
,21,453 Your E-Mail Address does not designate Permitted Sender Hosts(SPF)
,21,454|host name doesn't match with your IP address
,21,472 |DNS
,21,472 |DNS server failure
,21,474 |DNS
,21,478 |DNS
,21,501|Emetteur invalide. Invalid Sender. LPN007_405
,21,501 |RDNS
,21,501 RDNS failure
,21,510|Bad email domain
,21,517 |SPF
,21,542 Domain has no MX
,21,550 5.0.0 Unrouteable address
,21,550 5.1.0|Sending Domain Name Invalid
,21,550 5.1.1 MailProtect|rejected|Domain not known
,21,550 5.7.1 MX |mismatch
,21,550 5.7.1 No RDNS for
,21,550-5.7.1 Unauthenticated email|DMARC
,21,550 Could not resolve
,21,550|DKIM: encountered the following problem validating
,21,550 DMARC check failed
,21,550|DMARC|mail is prohibited
,21,550|Domain of sender address|does not exist
,21,550|http://www.openspf.org/Why
,21,550|Invalid Domain|smtp|LIB_420
,21,550|Invalid sender domain
,21,550 L3 Technologies|has discontinued the use of @L-3com.com email addresses
,21,550 MI:DMA 
,21,550 No such domain
,21,550|Recipient Domain Invalid
,21,550|Requested action not taken: mailbox unavailable|550 invalid DNS MX
,21,550|Sender Domain Invalid
,21,550 Sender IP reverse lookup rejected
,21,550|Sorry, this address is malformed
,21,550 The @lio.se domain has been replaced with @regionostergotland.se
,21,550|Unknown domain. Did you mean
,21,550 Unknown host
,21,550 Unrouteable address
,21,550 Unrouteable sender address
,21,553 5.3.0 Bad Domain
,21,553|Domain of sender address|does not exist
,21,553|Sender verified failure|550 Too many unexpected actions
,21,554 5.4.4 |Domain Lookup Failed
,21,554 5.7.1 Bad senders system address
,21,554 5.7.1|Recipient address rejected|E-mail addresses with jll.se is no longer in use
,21,554 5.7.7
,21,554|http://www.openspf.org/Why
,21,554 IP name lookup |PTR
,21,554|No PTR Record
,21,554|PTR mismatch
,21,554|Recipient address rejected: Invalid HELO/EHLO|Cannot resolve|no such domain
,21,571 |SPF
,21,5|reverse DNS
,21,bogus MX
,21,cannot find your reverse hostname
,21,dnsb1
,21,dnsb2
,21,dnsnr
,21,dns reverse
,21,does not have MX
,21,Domain Lookup Failed
,21,Domain size limit exceeded
,21,everse dns
,21,invalid MX
,21,MX DNS record
,21,MX |domain
,21,MX |lookup
,21,MXs |lookup
,21,MXs |tempfailed
,21,MX |tempfailed
,21,no real MX record
,21,postmaster.aol.com/error-codes#421dnsnr
,21,postmaster.aol.com/error-codes#554rlyir
,21,rejected|MX or A record not found
,22,421 |MAILBOX full
,22,422 4.2.2 |full
,22,450 4.2.2 |Full
,22,450 4.2.2|user is overquota
,22,450 4.7.3 Organization queue quota exceeded
,22,451 4.2.2|over quota
,22,452 4.1.1|account is full|rejecting
,22,452 4.1.1|<RCPT_DOMAIN> ACCOUNT IS FULL|REJECTING
,22,452 4.2.2 |mailbox full
,22,452|4.2.2 |Quota
,22,452 4.3.1 |out of disk space
,22,452|over quota
,22,522 5.2.2 |Overqouta
,22,550 5.2.1 Frozen Mailbox
,22,550 5.2.2|over disk quota
,22,550 5.2.2|Recipient address rejected: User over quota
,22,550 5.2.2|Subscriber is over disk quota
,22,550 5.2.2|User over quota
,22,550|Delivery service is inactive
,22,550 Mailbox is over quota
,22,550 Mailbox is over quota
,22,550|mailbox over quota
,22,550|MailBox quota excedeed
,22,550 |overquota
,22,550 Over quota
,22,550 permanent failure for one or more recipients|over quota
,22,550 |quota exceeded
,22,550 sorry this mailbox is over quota
,22,550|User is over quota
,22,550 Usuario con la quota excedida
,22,552 5.0.0 User Inbox Over Mail
,22,552 5.1.1 Boite du destinataire pleine
,22,552 5.2.1 Quota exceeded or service disabled
,22,552 5.2.1 QUOTA EXCEEDED OR SERVICE DISABLED
,22,552 5.2.2 Message would exceed quota
,22,552 5.2.2 Message would exceed quota
,22,552 5.2.2 Over quota
,22,552 5.2.2|User exceeded inbox message limit
,22,552 5.2.2|would exceed|RCPT_DOMAIN
,22,552 5.3.0 Message would exceed remaining quota
,22,552 5.7.1 Caixa postal cheia
,22,552 cuda_nsu 5.2.2 Message would exceed quota for
,22,552 Mailbox limit exeeded for this email address
,22,552 Mailbox quota exceeded
,22,552 Mailbox Space Quota Exceeded
,22,552 Message for|would exceed mailbox quota
,22,552|Over quota
,22,552|quota exceeded
,22,552|Requested mailbox exceeds quota
,22,552|This message would make one of the rcpt accounts to overquota
,22,554 5.2.2|Mailbox is currently over quota
,22,554 5.2.2 Mailbox size exceeded
,22,554 5.2.2|Recipient address rejected: Mailbox is currently over quota
,22,554 5.7.1 |no space left
,22,554 5.7.1|Recipient address rejected: 552 Quota time limit for user has expired
,22,554 5.7.1|Recipient address rejected|exceeded their quota
,22,554 5.7.1|Recipient address rejected: Mailbox Quota Exceeded
,22,554 5.7.1|Recipient address rejected|postfwd2 score exceeded
,22,554 5.7.1|Recipient address rejected|ver quota
,22,554 5.7.1|User Over Quota
,22,554 Mailbox limit exceeded - psmtp
,22,554 User|is over quota
,22,554 User|is over quota.
,22,account is full|quota exceeded
,22,ailbox |full
,22,ailbox size limit exceeded
,22,ail storage limit
,22,annot write
,22,buzon ha superado el espacio maximo asignado
,22,disk full
,22,exceeded the limit
,22,exceed size limits
,22,full mailbox
,22,Inbox Full
,22,La boite aux lettres est pleine
,22,mailbox|full
,22,mailbox |is full
,22,mailbox storage exceeded
,22,not enough space
,22,puede exceder la cuota del buzón
,22,recipient address rejected |Full
,22,recipient has exceeded their mailbox limit
,22,storage
,22,User has been over quota
,22,User has exceeded |disk space limit
,22,would exceed size limits
,23,421 |limit |exceeded
,23,451 |essage store failed
,23,5.2.2 |ot enough space
,23,550 RCPT TO|max message size exceeded
,23,552 5.2.3
,23,552 5.2.4
,23,552 5.3.4
,23,552 Message size exceeds
,23,552 |message too large
,23,552 To big
,23,exceeded available user storage
,23,message size exceeds|limit
,23,Session size exceeds
,23,too long
,24,400 |timeout
,24,401 |timeout
,24,421 4.4.1 |timeout
,24,421 |imeout exceeded
,24,421 |Lost connection
,24,421|Tempo de limite excedido
,24,421 |timeout exceeded
,24,450 |imeout
,24,450-timeout
,24,451 4.4.2 |imeout
,24,451 The server|limit|host
,24,451 |timeout
,24,451 Time Out
,24,554 5.4.7 [internal] exceeded max time without delivery
,24,554 5.4.7 [internal] message timeout
,24,Connection Timed Out
,24,emote connection lost
,24,exceeded max retries without delivery
,24,no BODY response
,24,no RSET response
,24,onnection timed out
,24,o valid hosts
,24,revise timed out
,24,timed out
,25,550 Administrative prohibition
,25,551 5.7.0 [internal] recipient blackholed
,25,554 5.7.0 [internal] Message manually purged
,25,554 5.7.1 [internal] Campaign cancelled
,25,554 5.7.1 [internal] recipient address was suppressed
,26,554 5.7.1|Smart Send suppressed
,40,400 Backend Replied
,40,400 Local system is out of memory
,40,400 Local system|memory
,40,400 No policy available for message
,40,400 Syntax error
,40,403 4.7.0 encryption too weak
,40,403 4.7.0 encryption|weak
,40,410 System error
,40,420 Failed|Verifier is shutting down
,40,421 4.3.4 allocated resources exceeded
,40,421 4.4.1|TLS is mandatory
,40,421 Abnormal error
,40,421 Fork failed
,40,421 Offline: HELO/TLD
,40,421 |proxy destination incorrect
,40,421 quitting
,40,421 |rejected
,40,422 ERR.LOGIN.USERSTATUS
,40,431 4.7.1|File already exists
,40,431 Backend Replied
,40,432 Error in mail session
,40,440 4.0.2 AutoProvision Fault
,40,450 Account locked
,40,450 |cannot deliver mail
,40,450 Domain Not Configured
,40,450 |Fingerprint count limit
,40,450 |mailbox currently unavailable
,40,450 No available space
,40,451 4.3.5 Problemas na configuracao do servidor
,40,451 4.6.0 Alias expansion error
,40,451 #4.7.5 Unable to verify signature|key server unavailable
,40,451 confirm sender account
,40,451 database unavailable
,40,451 |error in processing
,40,451 Error: queue file write error
,40,451|failed to expand
,40,451-failed to expand
,40,451 file creating failed
,40,451 |local error in processing
,40,451 Mail set NOT to be Archived
,40,451 Mail transfer aborted
,40,451 |not confirm sender account
,40,451 Unable to process command
,40,451 Unknown error
,40,451 Unknown error|data response
,40,451 Unknown error reading data response
,40,451 Whose side are you on
,40,451 Whose side are you on?
,40,451 Writing data |failed
,40,452 4.2.2 Disk 光明网 exceeded
,40,452 4.2.2 Over 光明网
,40,452 4.2.2|would exceed|RCPT_DOMAIN
,40,452 4.3.0 Cannot create file for your message
,40,452 4.3.1 Insufficient system resources
,40,452 |command count exceed
,40,452 Couldn't process control file
,40,452|INSUFFICIENT DISK SPACE
,40,452 |unknown
,40,453 4.3.1 Can't create data file
,40,491 EXTERNAL discovery |offline
,40,500 5.1.1 |Address Error
,40,500 5.5.0 Syntax error
,40,500 Backend Replied
,40,500 Mensagem parece |solicitada
,40,500 Syntax error
,40,500 Syntax error command unrecognized
,40,500 |Unknown
,40,500 |unrecognized
,40,501 5.5.4 Unrecognized parameter
,40,501 Backend Replied
,40,501 Server Error
,40,501 |Syntax
,40,501 |unrecognized
,40,502 5.5.1 Error: command not implemented
,40,502 esam not supported
,40,502 |hash
,40,502 |send not supported
,40,502 send not supported
,40,503|5.5.1 RCPT first
,40,504 Command parameter not implemented
,40,5.1.0 |address
,40,5.3.2 Service currently unavailable
,40,550 5.0.0
,40,550 5.1.1|e-mail sistemlerinde belirtilen e-mail adresi bulunmamaktadir
,40,550 5.1.4|Recipient does not have their email address registered
,40,550 5.2.1 Mailbox|blocked
,40,550 5.2.1 Mailbox|cannot receive mail
,40,550 5.2.1 Mailbox |cannot receive mail
,40,550 5.2.1|Mailbox is inactive
,40,550 5.2.1 |recipient rejected. Mailbox suspended
,40,550-5.2.1 The email account that you tried to reach is disabled
,40,550 5.5.0 The account is inactive
,40,550 5.7.0|Message could not be delivered
,40,550 5.7.1 |Celulite Subject Detected
,40,550 5.7.1 code B1025
,40,550 5.7.1 Erro: Numero 00034
,40,550 5.7.1 Error: Rejected
,40,550 5.7.1 mineolak12workspace.com|gcdp|gsmtp
,40,550 5.7.1|requires a domain in the header
,40,550 5.7.1 Spiked
,40,550-5.7.1|Messages missing a valid address in From|not accepted
,40,550-5.7.1|Messages with multiple addresses in From|not accepted
,40,550 5.7.23|Message rejected due to: SPF fail
,40,550 Access denied
,40,550-(ACLD1001)
,40,550 delivery denied |authentication missing
,40,550 Delivery is not allowed to this address
,40,550 domain of forward path is not allowed
,40,550 Email não entregue
,40,550 Email não entregue erro BL-01
,40,550 Envelope blocked |User Entry
,40,550 Envelope blocked - User Entry
,40,550 Error: header
,40,550 |filtered due to mail bomb
,40,550 Local user only or Authentication mechanism
,40,550 Mailbox denied |No access
,40,550 Mailbox is frozen
,40,550 Mailbox unavailable or access denied
,40,550 Mail could not be processed
,40,550 Message was not accepted|account is disabled
,40,550 No valid sender in header
,40,550 Recipient verification problem
,40,550 Return Path SenderScore Safe List
,40,550|Sender verify failed
,40,550|syntax error
,40,550 System error
,40,550|The account has been suspended
,40,550 |User Entry
,40,551 5.4.6 |Loopback Address
,40,551 5.4.6|Private
,40,551 5.4.6 |Private
,40,551 |broken connection
,40,551|Private/Loopback Address
,40,552 5.2.0
,40,552 Backend Replied
,40,552 End of data failed
,40,552 |mailbox unavailable
,40,552 |mail receiving disabled, rejecting
,40,552 |unrecognized
,40,553 5.1.3|syntax illegal for recipient addresses
,40,553 Backend Replied
,40,553 Impossibile inviare il messaggio
,40,553 Invalid sender syntax
,40,553 |Unbalanced
,40,554 5.4.6 Hop count exceeded
,40,554 5.7.1 Erreur sur le destinataire
,40,554 5.7.1 |Nenhum incidente criado
,40,554 5.7.1 |PLEASE CALL THE RECIPIENT
,40,554 5.7.1 Recipient address rejected|Account disabled
,40,554 5.7.1|Recipient address rejected|Recipient address rejected|USER IS SUSPENDED
,40,554 5.7.1|Recipient address rejected|suspended
,40,554 5.7.1|Recipient address rejected|User is suspended
,40,554 5.7.1|Recipient address rejected: User is suspended
,40,554 delivery error: dd Requested mail action aborted, error in processing
,40,554 delivery error|looping
,40,554 Failed: Malformed MIME
,40,554 mx|syd.oss-core.net
,40,554 |not found
,40,554|Recipient address rejected: USER IS SUSPENDED
,40,554 |unknown
,40,555 5.5.2 Syntax error|gsmtp
,40,556 Address unavailable
,40,557 You are not allowed to send mail
,40,5.7.1|Command rejected
,40,571 Denied by policy
,40,5.7.1 Recipient reject
,40,599 Syntax error
,40,ad command sequence
,40,ascii char
,40,Badly formatted address
,40,Command 'DKIM-Signature:' not implemented
,40,could not be identified
,40,ender ID
,40,Error resolving address
,40,ESMTP not accepting messages
,40,forwarding loop broken
,40,header_7 - Illegal characters
,40,Impossibile inviare il messaggio
,40,internal loop in the Router
,40,lient was not
,40,Mail could not be processed
,40,mail loop detected
,40,mail receiving disabled
,40,message could not be stored to disk
,40,no puede recibir correo
,40,not a gateway
,40,ommand RCPT |not OK
,40,ommand rejected
,40,o SMTP service
,40,ot accepted. Reason
,40,ould not verify recipients
,40,our email is not using a proper character set
,40,Recipient address rejected|not available
,40,Recipient address rejected: not available
,40,rejected address saying: Denied by policy
,40,rejected|This user can only receive messages from
,40,response text could not be identified
,40,rotocol violation
,40,Sender address rejected: Access denied
,40,Sender address verification failed
,40,The message failed for unspecified reasons
,40,The response text |identified
,40,to Lyris Listmanager
,40,User account not activated
,40,user currently not able to receive mail
,40,user locked
,40,Valid RCPT command must precede DATA
,40,via its official MX
,40,was not found in LDAP server
,40,xcessive mail use
,50,400 4.7.1 |not allowed by local policy
,50,400 |blocked |Trend Micro
,50,401 4.2.0|Client host rejected
,50,421 4.3.2 Your ip blocked from this server
,50,421 4.4.5 attack detected
,50,421 4.4.5 |harvest attack detected
,50,421|banned due to spam complaints
,50,421 Your IP is blocked
,50,421 Your IP is blocked for a long time
,50,450 4.7.1|Recipient address rejected: Policy Rejection
,50,450 mailed |spamtraps
,50,450 Unauthorized sender
,50,451 |Access denied
,50,451 |active la autentificaci
,50,451 |delivery|commtouch
,50,451 delivery|commtouch
,50,451 DKIM verification invalid
,50,451 No smarthost found
,50,451 Not Authorized
,50,451 Recipient refused
,50,451 Rejected
,50,451 Sending IP is restricted
,50,451 Sending IP|restricted
,50,452 4.1.1 ELIR4038|recipient rejected
,50,452 Message rejected
,50,452|REJECTED AT THIS TIME
,50,452|sender rejected. IB504
,50,454 4.7.1 |Client host rejected: Access denied
,50,454 4.7.1 Service unavailable|blocked
,50,456 Mail blocked
,50,459 4.7.1|Helo command rejected|no mail accepted
,50,477 4.7.1|Recipient address rejected: Access denied
,50,5|0 ...@
,50,500 5.0.0 Service unavailable
,50,500 Access Denied
,50,500 |allowed
,50,500 |disabled
,50,500 Message rejected
,50,500 Too many connections
,50,501 5.0.0 |Rejected mail
,50,501 5.0.0 Rejected mail
,50,501 5.7.1 |accept mail
,50,501 5.7.1 |configured
,50,501 |allowed
,50,501 Rejected
,50,503 5.0.3 |Para envio de mensagens e necessaria autenticacao
,50,503 5.3.2 Sorry|not accept connections
,50,503 5.3.2 Sorry we do not accept connections from your IP
,50,503 |blocked
,50,503 |must authenticate
,50,503 Servidor bloqueado na MAV BL
,50,503 you must authenticate
,50,504 Authenticate first
,50,505 5.7.1|Authentication
,50,520 Connection not authorised from this address
,50,521 5.2.1 |DMARC
,50,521 |accept
,50,521 |Blocked for abuse
,50,521 |eject
,50,521 |ejected
,50,521 OWL BLOCKED
,50,522 |Failed SPF
,50,530 5.7.0 Authentication required
,50,530 5.7.1 Authentication required
,50,530 5.7.1 Client|authenticated
,50,530 |Access denied
,50,530 |Authentication required
,50,530 Authentication required
,50,530 |Barracuda
,50,530 |denied access
,50,530 |ejected
,50,530 {hash}
,50,530 Je moet eerst inloggen als je poort 25 gebruikt
,50,5.3.0|mail system problem
,50,530|recipient declines mail from
,50,530 Recipient refused|Blocked
,50,535 5.7.8 blocked
,50,535 5.7.8 |blocked
,50,535 5.7.8 Error: blocked
,50,540 5.7.1|Recipient|address rejected|Your emails has been returned because the intented recipient
,50,541 5.4.1 Mail rejected by destination domain
,50,542 |ejected
,50,543 |eject
,50,550 5.1.0|blocked. Refer to Error Codes
,50,550 5.1.0 Recipient rejected
,50,550 5.1.0|sender rejected
,50,550 5.1.0 |unknown
,50,550 5.1.1 |blocked
,50,550 5.1.1 Falha de Entrega de mensagem
,50,550 5.1.1|Too many recipients
,50,550 5.3.2 Rejected by mailbox host
,50,550 5.5.0|banned sender
,50,550 5.5.0 Invalid sender
,50,550 5.5.0 Le compte du destinataire est bloque
,50,550 5.5.0 Mail Administratively Rejected
,50,550 5.5.0|Mensaje bloqueado por el Servicio de Seguridad de Mensajeria DaycoHost
,50,550 5.5.0 recipient rejected
,50,550 5.5.0 Service refuse|LPN00
,50,550 5.7.0 Blocked
,50,550 5.7.0 |Blocked
,50,550 5.7.0 message refused
,50,550 5.7.0 Your mail from|was rejected. We can't currently accept your message
,50,550 5.7.1 Abernathy ISD student email is for internal use only|gcdp|gsmtp
,50,550 5.7.1 |Accepted Sender
,50,550 5.7.1 Access to this account is restricted to our domain|gcdp|gsmtp
,50,550 5.7.1 Account limited to school related systems only|gcdp|gsmtp
,50,550 5.7.1 Address outside acceptable domains|gcdp|gsmtp
,50,550 5.7.1 All external email has been restricted for this organization
,50,550 5.7.1 All messages to this recipient will be blocked|gcdp|gsmtp
,50,550 5.7.1 Bericht kan niet worden afgeleverd aan een extern email adres|gcdp|gsmtp
,50,550 5.7.1 BISD email is for teacher/student communication only|gcdp|gsmtp
,50,550-5.7.1 |blocked
,50,550 5.7.1 |blocked due to security reason
,50,550 5.7.1 blocked email|gcdp|gsmtp
,50,550 5.7.1 BLOCKED|gcdp|gsmtp
,50,550 5.7.1 |blocked using Cloudmark CSI
,50,550 5.7.1 can only email to users at|gcdp|gsmtp
,50,550 5.7.1 |Connection originating from an IP address with a poor reputation
,50,550 5.7.1 Connection refused|IB109
,50,550 5.7.1 Connection refused|IB110
,50,550 5.7.1 Currently, only internal emails are allowed|gcdp|gsmtp
,50,550 5.7.1 Delivery has been restricted to approved domains
,50,550 5.7.1 Delivery is restricted by|Schools|gcdp|gsmtp
,50,550 5.7.1 Delivery restricted to|domains only|gcdp|gsmtp
,50,550 5.7.1 |disallowed delivery of this message
,50,550 5.7.1 Do not attempt email outside campus|gcdp|gsmtp
,50,550 5.7.1 *.edu - gcdp|- gsmtp
,50,550 5.7.1 Elementary students are restricted to email within|gcdp|gsmtp
,50,550 5.7.1 El envío de Correo no esta permitido|gcdp|gsmtp
,50,550 5.7.1 Email address is not approved|gcdp|gsmtp
,50,550 5.7.1 Email address restricted to internal domain|gcdp|gsmtp
,50,550 5.7.1 Email cannot be send to any email address|gcdp|gsmtp
,50,550 5.7.1 Email can not be sent to this account|gcdp|gsmtp
,50,550 5.7.1 Email communication is restricted to internal recipients|gcdp|gsmtp
,50,550 5.7.1 Email enabled for|only|gcdp|gsmtp
,50,550 5.7.1 Email functionality is limited for your grade level|gcdp|gsmtp
,50,550 5.7.1 Email is allowed only to a staff member|gcdp|gsmtp
,50,550 5.7.1 Email is allowed only to other users within Barnstead School|gcdp|gsmtp
,50,550 5.7.1 Email is only allowed|gcdp|gsmtp
,50,550 5.7.1 Email is only allowed within AUESD
,50,550 5.7.1 Email is only available between Teachers and Students|gcdp|gsmtp
,50,550 5.7.1 Email is restricted to Ceres Unified domains only
,50,550 5.7.1 Email is restricted to|gcdp|gsmtp
,50,550 5.7.1 Email is restricted within the|Domain|gcdp|gsmtp
,50,550 5.7.1 Email messages are restricted only to members of|gcdp|gsmtp
,50,550 5.7.1 Email only allowed from the|gcdp|gsmtp
,50,550 5.7.1 Email outside the domain is restricted for this grade level|gcdp|gsmtp
,50,550 5.7.1 E-mail restricted|gcdp|gsmtp
,50,550 5.7.1 Email restricted to|accounts only|gcdp|gsmtp
,50,550 5.7.1 Email restricted to|addresses|gcdp|gsmtp
,50,550 5.7.1 Emails cannot be sent outside the|gcdp|gsmtp
,50,550 5.7.1 Emails can only be sent and received from bpsne.net|gcdp|gsmtp
,50,550 5.7.1 Emails can only be sent to and from internal email addresses|gcdp|gsmtp
,50,550 5.7.1 Emails may only be sent to addresses with the MCHS.net domain|gcdp|gsmtp
,50,550 5.7.1 E-mail through this domain is for internal use only|gcdp|gsmtp
,50,550 5.7.1 Email to external domains is not permitted|gcdp|gsmtp
,50,550 5.7.1 Email violation|gcdp|gsmtp
,50,550 5.7.1 External client with IP address |permissions
,50,550 5.7.1 External email|gcdp|gsmtp
,50,550 5.7.1 External messages to this account are prohibited|gcdp|gsmtp
,50,550 5.7.1 Google Apps for Education has blocked this message|gcdp|gsmtp
,50,550 5.7.1 Hello,|is turned off for our students|gcdp|gsmtp
,50,550 5.7.1 Hello.  This account is exclusively for use at|gcdp|gsmtp
,50,550 5.7.1 Het is niet toegestaan om buiten|te mailen|gcdp|gsmtp
,50,550 5.7.1 I am sorry, you cannot contact this domain|gcdp|gsmtp
,50,550 5.7.1 Internal email only|gcdp|gsmtp
,50,550 5.7.1 Internal Only|gcdp|gsmtp
,50,550 5.7.1|is only used for internal E-mail|gcdp|gsmtp
,50,550 5.7.1 It is only allowed the mail in the institution|gcdp|gsmtp
,50,550 5.7.1 Local|email allowed|gcdp|gsmtp
,50,550 5.7.1|locked by administration|gcdp|gsmtp
,50,550 5.7.1 Mailbox unavailable|blacklisted using HOSTKARMA
,50,550 5.7.1 mail cannot be sent outside of|gcdp|gsmtp
,50,550 5.7.1 Mail has been rejected from outside deliveries|gcdp|gsmtp
,50,550 5.7.1 Mail has been Turned off to Outside Email addresses|gcdp|gsmtp
,50,550 5.7.1 Mailing-List: the server refuses all newsletters
,50,550 5.7.1 Mail is not allow into|from your mail system|gcdp|gsmtp
,50,550 5.7.1 Mail is only allowed for local use|gcdp|gsmtp
,50,550 5.7.1 Mail is only allowed to be exchanged within the|domain|gcdp|gsmtp
,50,550 5.7.1 Mail outside the district is restricted for students|gcdp|gsmtp
,50,550 5.7.1 Mail refused|forward 5 Nov 2006
,50,550 5.7.1 Mail to and from students at|is restricted|gcdp|gsmtp
,50,550 5.7.1 Mail to this domain is restricted|gcdp|gsmtp
,50,550 5.7.1 Message Failure: Send/Receive to this address is not permitted|gcdp|gsmtp
,50,550 5.7.1 Messages can be sent and received within our|domain|gcdp|gsmtp
,50,550 5.7.1 Messages can only be sent to|addresses|gcdp|gsmtp
,50,550 5.7.1 Messages to Outside Email address NOT permitted|gcdp|gsmtp
,50,550 5.7.1 Message will not be delivered|gcdp|gsmtp
,50,550 5.7.1 Messaging only allowed to|addresses|gcdp|gsmtp
,50,550 5.7.1 Middle School Student Email is restricted to internal access|gcdp|gsmtp
,50,550 5.7.1 Não é autorizado o envio de e-mail para domínio externo|gcdp|gsmtp
,50,550 5.7.1 Não é possível enviar mensagens para fora do domínio|gcdp|gsmtp
,50,550 5.7.1 No dispones de permiso para escribir a esa organización|gcdp|gsmtp
,50,550 5.7.1 No estàs autoritzat a rebre missatges a aquest correu|gcdp|gsmtp
,50,550 5.7.1 No external email to Menasha Joint School District students|gcdp|gsmtp
,50,550 5.7.1 No external email to|students|gcdp|gsmtp
,50,550 5.7.1 Non-internal emails are rejected|gcdp|gsmtp
,50,550 5.7.1 Non-internal emails are rejected|gcdp|gsmtp
,50,550 5.7.1 No se permite|correos fuera de la institución|gcdp|gsmtp
,50,550 5.7.1 No se pueden enviar correos fuera del dominio|gcdp|gsmtp
,50,550 5.7.1 Not a school approved email domain|gcdp|gsmtp
,50,550 5.7.1 Not authorized to email outside the|domain|gcdp|gsmtp
,50,550 5.7.1 No tiene permiso para escribir|gcdp|gsmtp
,50,550 5.7.1 Not in compliance|gcdp|gsmtp
,50,550 5.7.1 Only approved domains can send email to this address|gcdp|gsmtp
,50,550 5.7.1 only approved domains|gcdp|gsmtp
,50,550 5.7.1 Only email from|County Schools|gcdp|gsmtp
,50,550 5.7.1 Only Emails From|Teachers And Your Grade Level Are Allowed|gcdp|gsmtp
,50,550 5.7.1 Only Emails from the|domain are permitted|gcdp|gsmtp
,50,550 5.7.1 Only email to and from Keller ISD Faculty is allowed
,50,550 5.7.1 Only email to other|students or teachers is allowed|gcdp|gsmtp
,50,550 5.7.1|&|only|gcdp|gsmtp
,50,550 5.7.1 Only internal school email addresses can be used|gcdp|gsmtp
,50,550 5.7.1 Only ONSU students and staff are allowed to email this domain
,50,550 5.7.1 Only|students and staff are allowed to email this domain|gcdp|gsmtp
,50,550 5.7.1 ONLY|TEACHERS ARE ALLOWED TO CONTACT THIS RECIPIENT|gcdp|gsmtp
,50,550 5.7.1 Organization only allows email from certain domains|gcdp|gsmtp
,50,550 5.7.1 Pirate email is not assessable for other domains|gcdp|gsmtp
,50,550 5.7.1 PLEASE NOTE: Students|gcdp|gsmtp
,50,550 5.7.1 PLEASE NOTE: This is an internal account only only|gcdp|gsmtp
,50,550 5.7.1 Please see your teacher for assistance|gcdp|gsmtp
,50,550 5.7.1 Please use the esdk12.org|gcdp|gsmtp
,50,550-5.7.1 |prohibited the mail
,50,550 5.7.1|Recipient address rejected: ERS-Customized-Block
,50,550 5.7.1|Recipient address rejected: Mail appeared to be SPAM or forged
,50,550 5.7.1 Reject All|gcdp|gsmtp
,50,550 5.7.1 ?????????????????????????????? rejected
,50,550 5.7.1 Rejected by ClamAV
,50,550 5.7.1 REJECTED BY JC|gcdp|gsmtp
,50,550 5.7.1 Rejected email|gcdp|gsmtp
,50,550 5.7.1 Rejected Error:SSSD-RD-Domain|gcdp|gsmtp
,50,550 5.7.1 rejected violation of rfc5322 section|, see
,50,550 5.7.1 Requested action not taken: message refused
,50,550 5.7.1|Restricted|gcdp|gsmtp
,50,550 5.7.1 Restrict E-mail to Internal Messages Only|gcdp|gsmtp
,50,550 5.7.1 Right now only staff can email students|gcdp|gsmtp
,50,550 5.7.1 Sender rejected by domain|gcdp|gsmtp
,50,550 5.7.1|Sender address rejected
,50,550 5.7.1|Sender domain rejected. IB500
,50,550|5.7.1 Sending |disabled
,50,550 5.7.1 Sending Faild|gcdp|gsmtp
,50,550 5.7.1 Sending message outside of the CCSD93 domain is restricted|gcdp|gsmtp
,50,550 5.7.1 Sending to this email account is prohibited
,50,550 5.7.1 Service unavailable|blocked
,50,550 5.7.1 Seu e-mail foi rejeitado por desrespeitar nossa
,50,550 5.7.1 Solo está permitido correo interno de la institución|gcdp|gsmtp
,50,550 5.7.1 Sólo se permite correo|de la institución|gcdp|gsmtp
,50,550 5.7.1 Sorry, but you can't do that|gcdp|gsmtp
,50,550 5.7.1 Sorry, this address is blocked from mailing to us
,50,550 5.7.1 Sorry, this address is blocked from mailing to us
,50,550 5.7.1 Sorry, this email account is restricted|gcdp|gsmtp
,50,550 5.7.1 Sorry, this email account is restricted|gcdp|gsmtp
,50,550 5.7.1 sorry, this email is not allowable|gcdp|gsmtp
,50,550 5.7.1 Sorry, you can only email someone with an|account|gcdp|gsmtp
,50,550 5.7.1 Sorry.  Email to this address is limited to internal only|gcdp|gsmtp
,50,550 5.7.1 Staff Rule is stopping this email|gcdp|gsmtp
,50,550 5.7.1 Student accounts cannot send/receive Internet mail|gcdp|gsmtp
,50,550 5.7.1 Student Delivery Restriction to aspenview.org only|gcdp|gsmtp
,50,550 5.7.1 Student email accounts are limited to internal access|gcdp|gsmtp
,50,550 5.7.1 Student email is limited to email accounts in the district|gcdp|gsmtp
,50,550 5.7.1 Student email is restricted to|gcdp|gsmtp
,50,550 5.7.1 Student Email only allowed to Concord Staff|gcdp|gsmtp
,50,550 5.7.1 Student is not permitted to send or receive external email|gcdp|gsmtp
,50,550 5.7.1 Student Restricted Delivery|gcdp|gsmtp
,50,550 5.7.1 Students are not permitted to receive email outside the domain|gcdp|gsmtp
,50,550 5.7.1 Students are only able to send email within|gcdp|gsmtp
,50,550 5.7.1 Students are permitted to email staff only|gcdp|gsmtp
,50,550 5.7.1 Students are restricted from receiving mail outside the domain|gcdp|gsmtp
,50,550 5.7.1 Students cannot email outside the district|gcdp|gsmtp
,50,550 5.7.1 Students can only e-mail teachers|gcdp|gsmtp
,50,550 5.7.1 Students can only email|teachers|gcdp|gsmtp
,50,550 5.7.1|Students have limited email access|gcdp|gsmtp
,50,550 5.7.1 Students may not correspond with contacts outside|gcdp|gsmtp
,50,550 5.7.1|students may only email|teachers|gcdp|gsmtp
,50,550 5.7.1 Students may only receive email from the|Domain|gcdp|gsmtp
,50,550 5.7.1 Students restricted from emails outside domain|gcdp|gsmtp
,50,550 5.7.1 Students will only E-mail their teachers. Thank you|gcdp|gsmtp
,50,550 5.7.1 Student use of g-mail is for internal use only|gcdp|gsmtp
,50,550 5.7.1 Su cuenta de correo electrónico es únicamente interna|gcdp|gsmtp
,50,550 5.7.1|The recipient|server refused to accept your message
,50,550 5.7.1 These users only accept internal E-Mail messages|gcdp|gsmtp
,50,550-5.7.1 The user or domain|prohibited
,50,550-5.7.1 The user or domain |prohibited
,50,550 5.7.1 This account is for internal use only|gcdp|gsmtp
,50,550 5.7.1 This Account is under e-mail restriction [err: 1415-0K5]|gcdp|gsmtp
,50,550 5.7.1 This address may not exchange mail outside of it's domain|gcdp|gsmtp
,50,550 5.7.1 This address only accepts email from within the local domain|gcdp|gsmtp
,50,550 5.7.1 This domain has not been approved by PALCS|gcdp|gsmtp
,50,550 5.7.1 This domain is for k-8 usage only|gcdp|gsmtp
,50,550 5.7.1 This domain only allows email within itself|gcdp|gsmtp
,50,550 5.7.1 This domain only receives emails from authorized domains|gcdp|gsmtp
,50,550 5.7.1 This email account is limited to private domains|gcdp|gsmtp
,50,550 5.7.1 This email account is used for educational purposes only|gcdp|gsmtp
,50,550 5.7.1 This email address is|gcdp|gsmtp
,50,550 5.7.1 This e-mail address may not be used outside our organization|gcdp|gsmtp
,50,550 5.7.1 This email address only|gcdp|gsmtp
,50,550 5.7.1 This email cannot send or receive from your email address|gcdp|gsmtp
,50,550 5.7.1 This email has been restricted for delivery to this account|gcdp|gsmtp
,50,550 5.7.1 This email is for in school only|gcdp|gsmtp
,50,550-5.7.1 This email is in violation
,50,550 5.7.1 This email is only allowed to receive email from our domain|gcdp|gsmtp
,50,550 5.7.1 This email is unable to receive external email|gcdp|gsmtp
,50,550 5.7.1 This email only accepts allowed domains|gcdp|gsmtp
,50,550 5.7.1 This email only allow internal email from|gcdp|gsmtp
,50,550 5.7.1 This email only allows internal messaging|gcdp|gsmtp
,50,550 5.7.1 This is a non-approved address. Please contact your teacher|gcdp|gsmtp
,50,550 5.7.1 This is a restricted domain|gcdp|gsmtp
,50,550 5.7.1 This is not an approved email address|gcdp|gsmtp
,50,550 5.7.1 This|is restricted|gcdp|gsmtp
,50,550 5.7.1 This|is restricted|gcdp|gsmtp
,50,550 5.7.1 This message has been rejected because of rule|gcdp|gsmtp
,50,550 5.7.1 This message is rejected|gcdp|gsmtp
,50,550 5.7.1 This organization rejects outside e-mail|gcdp|gsmtp
,50,550 5.7.1 This user can not accept mail from outside their domain|gcdp|gsmtp
,50,550 5.7.1 This user can not receive email from out side|gcdp|gsmtp
,50,550 5.7.1 This user can only send/receive from within the school domain|gcdp|gsmtp
,50,550 5.7.1 This user is not accepting email messages at this time|gcdp|gsmtp
,50,550 5.7.1 This user may not receive email outside of the domain. Thanks|gcdp|gsmtp
,50,550 5.7.1 Tu correo electrónico incumple las normas de privacidad|gcdp|gsmtp
,50,550 5.7.1 UI001: This|has been blocked|RCPT_BÜCHER
,50,550 5.7.1 Unable to send or receive this email|gcdp|gsmtp
,50,550 5.7.1 Unable to send or receive this email.|gcdp|gsmtp
,50,550 5.7.1 Unacceptable hostname|denied - 01
,50,550 5.7.1 Unfortunately|block list
,50,550 5.7.1 Ups!!! Algo ha ido mal. Avisa a tu profesor|gcdp|gsmtp
,50,550 5.7.1 URL(s) listed in multi.surbl.org
,50,550 5.7.1 Users are restricted to email within the|domain|gcdp|gsmtp
,50,550 5.7.1 Vous ne pouvez pas communiquer avec l'extérieur du LFS|gcdp|gsmtp
,50,550 5.7.1 We are sorry, you are attempting to email restricted accounts|gcdp|gsmtp
,50,550 5.7.1 You account is not permitted to send to this email address|gcdp|gsmtp
,50,550 5.7.1 You are allowed to email within the FAST domain only|gcdp|gsmtp
,50,550 5.7.1 You are being blocked by the|gcdp|gsmtp
,50,550 5.7.1 You are not authorized to contact this domain|gcdp|gsmtp
,50,550 5.7.1 You are not authorized to send
,50,550 5.7.1 You are only able to email specified domains|gcdp|gsmtp
,50,550 5.7.1 You are only allowed to email to other wajcs email users
,50,550 5.7.1 You are only allowed to|gcdp|gsmtp
,50,550 5.7.1 You are only permitted to email internally|gcdp|gsmtp
,50,550 5.7.1 You are restricted to email with|gcdp|gsmtp
,50,550 5.7.1 You are restricted to the|Domain Only|gcdp|gsmtp
,50,550 5.7.1 You are too young to email outside the domain|gcdp|gsmtp
,50,550 5.7.1 You are unable to email to anyone outside of the|domain|gcdp|gsmtp
,50,550 5.7.1 You can not email outside of the|domain|gcdp|gsmtp
,50,550 5.7.1 You can not email outside our domain|gcdp|gsmtp
,50,550 5.7.1 You cannot receive emails form this domain|gcdp|gsmtp
,50,550 5.7.1 You cannot send email to|gcdp|gsmtp
,50,550 5.7.1 You cannot send it there|gcdp|gsmtp
,50,550 5.7.1 You cannot send or receive email from|gcdp|gsmtp
,50,550 5.7.1 You cannot send to this|gcdp|gsmtp
,50,550 5.7.1 You can only email|gcdp|gsmtp
,50,550 5.7.1 You do not have authority to email the recipient
,50,550 5.7.1 You do not have permission to email outside|gcdp|gsmtp
,50,550 5.7.1 You do not have permission to email this recipient|gcdp|gsmtp
,50,550 5.7.1 You do not have permission to email this recipient|gcdp|gsmtp
,50,550 5.7.1 You may not send|email|gcdp|gsmtp
,50,550 5.7.1 You may only email|gcdp|gsmtp
,50,550 5.7.1 You may only send|gcdp|gsmtp
,50,550 5.7.1 Your account is only allowed to send to @ksi-bogota.com|gcdp|gsmtp
,50,550 5.7.1 Your domain is not authorized to send to this domain|gcdp|gsmtp
,50,550 5.7.1 Your email does not comply with|requirements|gcdp|gsmtp
,50,550-5.7.1 Your email has been rejected
,50,550 5.7.1 Your email has been rejected|gcdp|gsmtp
,50,550 5.7.1 Your email is restricted to the garaway.org domain|gcdp|gsmtp
,50,550 5.7.1 Your email only works within the school's domains|gcdp|gsmtp
,50,550 5.7.1 Your E-mail was rejected and not sent|gcdp|gsmtp
,50,550 5.7.1 Your grade level is only allowed to email other SJ students|gcdp|gsmtp
,50,550|5.7.1|your IP address has been blocked
,50,550 5.7.1 Your IP is on block list
,50,550 5.7.1 Your mail has been rejected due to|rules|gcdp|gsmtp
,50,550 5.7.1 Your message cannot be sent to domains outside of NPS|gcdp|gsmtp
,50,550 5.7.1 Your|only allows email within your domain|gcdp|gsmtp
,50,550 |accept email
,50,550 accept email
,50,550|accept messages
,50,550|Access Denied Return Path SenderScore
,50,550 Addresses failed:
,50,550|Address or domain has been blocked by recipient
,50,550 |authentication required
,50,550 authentication required
,50,550 Backend Replied
,50,550 Bad DKIM Header
,50,550 |badmailfrom list
,50,550 Banned
,50,550 Blocked
,50,550 |Blocked for abuse
,50,550 |cannot accept connections from your IP
,50,550|Client rejected by recipient mailbox preferences
,50,550 |Connection Denied
,50,550 Connection refused
,50,550 delivery denied|authentication missing
,50,550 dkim=fail
,50,550 Does not like recipient |rejected
,50,550-Domain|has been blocked
,50,550|Email cannot be sent outside the Crown Pointe Academy domain|gcdp|gsmtp
,50,550|Email can only be exchanged with|addresses|gcdp|gsmtp
,50,550|Email can only be sent within the|domain|gcdp|gsmtp
,50,550|Email from outside|is not accepted for this account|gcdp|gsmtp
,50,550|Email is only permitted within|gcdp|gsmtp
,50,550 e-mail nao encontrado, verifique o destinatario
,50,550|Email not delivered, if an error please contact the sender by phone
,50,550|Email outside of the|domain is not permitted|gcdp|gsmtp
,50,550|Email restricted to school use|gcdp|gsmtp
,50,550|Emails are limited to the|domain|gcdp|gsmtp
,50,550 Empty envelope senders |allowed
,50,550 Envelope blocked
,50,550 |expired
,50,550 Fake sender
,50,550 forward failure
,50,550 Gateway
,50,550|has been rejected by the recipient
,50,550|Hello|If you feel we mistreat you, do contact us
,50,550|Internal email allowed only|gcdp|gsmtp
,50,550|kbmg.com refused
,50,550|mailbox has been blocked
,50,550 Mailbox unavaiable
,50,550 mailbox unavailable|psmtp
,50,550 mail dropped, bare LF found
,50,550 Mail from|refused|Please refer to http://postmaster.usa.net for an explanation
,50,550 Mail is rejected by recipients
,50,550|Mail rejected
,50,550 Mail server configuration error
,50,550 |mail server requires authentication
,50,550 mail server requires authentication
,50,550|ME Service refuse. Veuillez essayer plus tard|please try later
,50,550-Message rejected
,50,550 Message Rejected
,50,550 |MTA
,50,550 |nauthorized
,50,550|No outside email to this domain|gcdp|gsmtp
,50,550|No Outside mail permitted|gcdp|gsmtp
,50,550 No puede entregar correos (DBL)
,50,550 Not accepting this mail
,50,550 |not allowed
,50,550|Notice: This e-mail account cannot send to this domain|gcdp|gsmtp
,50,550 No valid sender in Sender:, Reply-To:, or From:
,50,550|Only emails within the domain are allowed|gcdp|gsmtp
,50,550|Only internal email|gcdp|gsmtp
,50,550|Our domain will not accept incoming emails|gcdp|gsmtp
,50,550|Outside our domain|gcdp|gsmtp
,50,550|outside the domain has been restricted|gcdp|gsmtp
,50,550 permanent failure for one or more recipients|blocked
,50,550 permanent failure for one or more recipients|Sender denied
,50,550 permanent failure for one or more recipients|Sender email address rejected
,50,550 |policy
,50,550|Poor Reputation Sender.
,50,550 RBL zodiac hit, you are bad
,50,550 <|>: Recipient address rejected
,50,550|recusado/rejected
,50,550 REJECT bulk
,50,550 Rejected
,50,550-REJECTED
,50,550 Rejecting due to poor sender reputation
,50,550 Rejeitado |Defense
,50,550|Requested action not taken: mailbox unavailable|550|Reject due to policy restrictions
,50,550 Requested action not taken|mail reject by CAC
,50,550 |restricted characters in address
,50,550 restricted characters in address
,50,550 rt-206: Recipient rejected
,50,550 Rule imposed mailbox access for|refused
,50,550|School email addresses only|gcdp|gsmtp
,50,550 Sender address on Block List
,50,550 Sender |allowed
,50,550 Sender email address rejected
,50,550 Sender IP address rejected
,50,550 Sender Rejected
,50,550|Sender rejected. IB507
,50,550|Server|has sent too much mail. Try again later|Protection provided by MagicSpam
,50,550 Service Unavailable
,50,550|Sorry, mail is not accepted from this domain|gcdp|gsmtp
,50,550|sorry, mail to that recipient|is not accepted
,50,550|Sorry, no external emails are allowed for this account|gcdp|gsmtp
,50,550|Sorry this domain does not accept external email|gcdp|gsmtp
,50,550|Sorry this Email is for school purposes only|gcdp|gsmtp
,50,550|Student email is only for|domain|gcdp|gsmtp
,50,550|Student Email Restriction to outside domains|gcdp|gsmtp
,50,550|Students are not authorized to receive non-school email|gcdp|gsmtp
,50,550|Students are only allowed to send emails to staff|gcdp|gsmtp
,50,550|Students can only send and receive email from|gcdp|gsmtp
,50,550|Students may only correspond with staff or students of|gcdp|gsmtp
,50,550|Students may only send emails to their teachers|gcdp|gsmtp
,50,550 The domain|is currently suspended. Try later.
,50,550|These email accounts are for internal|mail only|gcdp|gsmtp
,50,550 The specified recipient is not accepted|using messageid
,50,550|This account does not allow sending or receiving outside mail|gcdp|gsmtp
,50,550|This account does not have external email permission|gcdp|gsmtp
,50,550|This email domain is restricted from outside senders|gcdp|gsmtp
,50,550|This host is valid for authenticated
,50,550|This is a restricted domain. Your email will not be received|gcdp|gsmtp
,50,550|This is rejected by the|gcdp|gsmtp
,50,550|this message cannot be sent to this destination
,50,550|This message has been blocked
,50,550|This message has been rejected by|gcdp|gsmtp
,50,550 This message is blocked due to security reason
,50,550 This operation is not
,50,550 This server|accept connections
,50,550|This user is not authorized to receive email|gcdp|gsmtp
,50,550 Too many invalid rcpts
,50,550 |Trend Micro
,50,550|trouble to setup DKIM
,50,550 Try again later|Please contact abuse@corp.mail.ru
,50,550|unable to allow email to this student email address|gcdp|gsmtp
,50,550 VERIFICACION DE FIRMA DKIM HA FALLADO
,50,550 we do not accept mail from this address
,50,550|You are not permitted to|gcdp|gsmtp
,50,550|You are NOT PERMITTED to|gcdp|gsmtp
,50,550|You can only send|gcdp|gsmtp
,50,550|You may not email outside of the school domain|gcdp|gsmtp
,50,550|Your account is only allowed to send to selected domains|gcdp|gsmtp
,50,550|Your account only allows mail to be sent inside the district|gcdp|gsmtp
,50,550 Your email has not been delivered as it violates applicable|information security regulations (category=bulk.advertising). Please contact
,50,550 Your email has not been delivered as it violates|security regulations
,50,550|Your email is not associated with the|domain|gcdp|gsmtp
,50,550 |your mail is rejected
,50,550|Your Message has been rejected for violating school policies|gcdp|gsmtp
,50,550|Your message has been rejected|gcdp|gsmtp
,50,551 5.0.0|not allowed to send to recipient
,50,551 5.7.1 Receive of data is denied
,50,551 |configured to reject email from your domain
,50,551 configured to reject email from your domain
,50,551 Mailhost is on our global block list
,50,551 |reject email |domain
,50,551 reject email |domain
,50,551|reject email from your domain
,50,551 Sending IP is restricted
,50,551 SMTP service disabled
,50,551 |traffic
,50,552 5.1.1|Mailbox delivery failure policy error
,50,552 5.4.5|Konto przekroczylo limity wiadomosc odrzucona
,50,552 5.7.1 Denied by policy
,50,552 Default Blocking
,50,552 Default Blocking Message
,50,552 DKIM|Policy: reject
,50,552 Message denied
,50,5.5.2 |nknown command
,50,5.5.2 |Sender address rejected
,50,552 Your message has been rejected
,50,553 5.3.0 DENY
,50,553 5.3.0 |DENY
,50,553 5.7.0 IP REJECT
,50,553 5.7.1 SENDER REJECT
,50,553 5.7.4 IP REJECT
,50,553 |badmailfrom
,50,553 |blocked
,50,553 |denied
,50,553 Envolope sender mismatch with header from
,50,553 |not allowed
,50,553 Remetente Bloqueado pela politica
,50,553 Servidor bloqueado
,50,553 sorry|badmailfrom
,50,553 sorry|denied
,50,553 sorry your envelope sender is in my badmailfrom
,50,553-sorry, your mail was administratively denied
,50,554|5.1.0 Sender denied
,50,554 5.1.0 Sender denied
,50,554 5.2.1|HVU:B2
,50,554 5.2.1 |not accept delivery of this message
,50,554 5.7.0 Reject
,50,554 5.7.1 |Access denied
,50,554 5.7.1 Access denied
,50,554 5.7.1 A filter rejected this email
,50,554 5.7.1 blocked
,50,554 5.7.1 |blocked
,50,554-5.7.1 |blocked
,50,554 5.7.1 |Client host rejected
,50,554 5.7.1 |contactar al administrador
,50,554 5.7.1 |DSL
,50,554 5.7.1 |Dynamic
,50,554 5.7.1 Error
,50,554 5.7.1 |esta em uma lista negra
,50,554 5.7.1 Favor contactar al administrador de su dominio de correo
,50,554 5.7.1 Filter
,50,554 5.7.1|Helo command rejected
,50,554 5.7.1 IP Blocked
,50,554 5.7.1 |Mail refused
,50,554 5.7.1 Message rejected by domain policy
,50,554 5.7.1 Recipient address rejected: Access denied
,50,554 5.7.1|Recipient address rejected|BLOCK-SEND-ER
,50,554 5.7.1|Recipient address rejected|broadband|returned deny
,50,554 5.7.1|Recipient address rejected: ERS-RBL
,50,554 5.7.1|Recipient address rejected|your ip|is listed on too many RBLs
,50,554 5.7.1 Reject due to reject_unauth_destination restriction
,50,554 5.7.1|rejected|too many unwanted emails
,50,554 5.7.1 Rejected for policy reason
,50,554 5.7.1|Sender address rejected: Listed in WH BL
,50,554 5.7.1|Sender address rejected: Su mensaje no pudo ser entregado: Acceso nacional
,50,554 5.7.1 Service Unavailable
,50,554 5.7.1 |unsollicited
,50,554 5.7.1 Your domain listed in Third Party RBL
,50,554 5.7.1 Your mail is rejected.
,50,554|accepting messages
,50,554 |Access denied
,50,554|Access rejected|Inquiries to postmaster at bnl dot gov
,50,554 |ailure denied access
,50,554|Blocked
,50,554|blocked for the day|too many invalid recipients
,50,554 |cancelled
,50,554 |Client host rejected
,50,554 |client's country is banned
,50,554 client's country is banned
,50,554 |Denied
,50,554 Denied (Mode: normal)
,50,554 DoD Enterprise Mail Gateway The receiving mail system has confirmed the current reputation score of the sending IP address is below the threshold to permit access
,50,554 |efused
,50,554 |ESMTP not accepting messages
,50,554 ESMTP not accepting messages
,50,554 Invalid sender
,50,554 IP|A problem occurred. (Ask your postmaster for help|(BL)
,50,554|iprd2.amfam.com|554 *****
,50,554 |locking
,50,554 Mail |rejected for policy reasons
,50,554 Mensagem recusada pelo firewall
,50,554 |Message rejected
,50,554 Message rejected
,50,554|not accepting messages
,50,554 |not allowed
,50,554 |onnection
,50,554 Rejected by Korumail Promotion Policy
,50,554 |rejected due to security policies
,50,554|RLY:
,50,554|RTR
,50,554|Sending IP has been flagged as suspect
,50,554 This system is not accepting messages from | at this time.
,50,554 too many errors detected from your IP
,50,554 too many errors detected from your IP|, please visit
,50,554|Unable to route due to invalid recipient address
,50,554 Your IP |Red Listed
,50,555 5.1.7
,50,556 |blocked
,50,557 |mail server
,50,5.6.0
,50,566 You are not allowed to send mail
,50,570 5.7.0 |Blocked
,50,571 5.7.1 your IP|seems to be dynamic|please use the smarthost of your ISP.
,50,571 |authorized
,50,571 |blocked
,50,571|Client host rejected: UBE
,50,571 |qualified
,50,571 |refused
,50,571 |security policies
,50,571 |sender address has invalid format
,50,5.7.1 SENDER |/info/policy/10
,50,571 This mail is rejected due to the company policies. Thank you
,50,582 |message has been returned
,50,582 message has been returned
,50,597 please don't send|rubbish
,50,access from your network is restricted
,50,Administrative prohibition error
,50,Bad Message. Reason Code:
,50,Bogus helo
,50,cannot find your hostname
,50,Check http://www.apollo3.com/sendmail?s=checkuser
,50,conb2
,50,contact HelpDesk at
,50,contact the RCN Postmaster Group
,50,demasiados usuarios de correo desconocidos
,50,Denied by policy |banned
,50,Denied [CS] (Mode: normal)
,50,does not accept mail from
,50,does not comply with required standards
,50,does not resolve to a name
,50,Domain pending confirmation
,50,efused by rule
,50,ejected by CA Gateway Security
,50,ejected by eTrust SCM
,50,Enderecos de Marketing nao permitidos
,50,eport false positives
,50,essage unacceptable
,50,forgery
,50,Go away
,50,if you need to contact Shaw Digital Cable support
,50,IP address of MX host is in bogon netspace
,50,Mail |blocked
,50,message prohibited
,50,messages from |will be permanently deferred
,50, MX or A record not found
,50,nable to deliver to
,50,ou cannot send mail to this user
,50,our access |rejected
,50,our email address is not listed in the Address Book
,50,our email was rejected
,50,PB error
,50,penalty box
,50,permfail
,50,Permission denied
,50,postmaster.aol.com/error-codes#421rlyb3
,50,postmaster.aol.com/error-codes#554conb1
,50,postmaster.aol.com/error-codes#554rlyb1
,50,postmaster.aol.com/error-codes#554rlyb2
,50,postmaster.aol.com/error-codes#554rlybd
,50,postmaster.aol.com/error-codes#554rlybl
,50,postmaster.aol.com/error-codes#554rtrbb
,50,postmaster.aol.com/error-codes#554rtrbl
,50,postmaster.aol.com/error-codes#554rtrch
,50,postmaster.aol.com/error-codes#554rtrdu
,50,postmaster.aol.com/error-codes#554rtrge
,50,postmaster.aol.com/error-codes#554rtrrd
,50,postmaster.aol.com/error-codes#554rtrsc
,50,postmaster.info.aol.com/errors/554conb1.html
,50,qmail-dkim:
,50,rejected by Recurrent Pattern Detection System
,50,rejected|Dominio proibido
,50,rejected|Enderecos de Marketing
,50,reject your spam|appreciated
,50,Request cannot be processed
,50,rlyb1
,50,rlyb2
,50,rlyb3
,50,rlybd
,50,rlynw
,50,Sender address rejected|Domain not found
,50,sender is listed on the block mail
,50,sender or recipients |invalid
,50,SERWER|WYMAGA UWIERZYTELNIENIA
,50,SMTP authentication is required
,50,SMTP delivery not allowed
,50,SMTP; rejected by system
,50,suspicious
,50,this mailbox only accepts mail from known senders
,50,Too many invalid recipients
,50,Transaction rejected
,50,ules rejection
,50,unsolicited
,50,use other means to contact intended recipient
,50,XM-RJCT18
,50,You have exceeded the maximum number of recipients this hour
,51,400 Mail blocked
,51,421 banned |spam complaints
,51,421 |Rejected by SPAM firewall system
,51,421 |spam complaints
,51,421 Too many spam mails from this IP
,51,421 Too many spams
,51,421 Your ip is filtered by RBL
,51,450 4.4.3|L'adresse IP|figure dans Trend Micro Dynamic Reputation Database (QIL)
,51,450 4.7.0 Server IP|listed as abusive|Protection provided by MagicSpam
,51,451 4.1.0 spamprotection
,51,451 4.1.0 |spamprotection
,51,451 Kieltäydytty yhdistämästä.
,51,451 mensagem rejeitada |spam
,51,451 |psmtp
,51,451 RBL Blacklist. Client host blocked using Uceprotect Reputation
,51,451 |SBL
,51,451 source|spam
,51,451 spam mail rejected
,51,451 The IP address you are sending |source of spam
,51,454 |DNSBL
,51,454 |virus or SPAM
,51,471 4.7.1 Mail from|refused, refer to http://www.sorbs.net/lookup.shtml
,51,500 Spam
,51,501 5.7.1 |DNSBL
,51,501 |Blocked
,51,501 Error – Please visit|to report a problem. Sorry for any inconvience caused
,51,510|Block For Spam
,51,511 |dnsbl
,51,520|Rejected due to DNSBL server response
,51,521 |DNSRBL
,51,521|IP|esta listado em Lista-negra|dnsbl.cobion.com
,51,521|is listed in DNSBL
,51,521 5.7.1 Service unavailable|blocked using
,51,522|found on industry URI blacklists
,51,530|Mail from|deferred using Trend Micro
,51,541 |blocked
,51,542|Spiked: iprep|rep.mailspike.net
,51,550 5.0.0|accept Spam
,51,550 5.0.0 bugger|spammer
,51,550 5.0.0 We dont accept Spam
,51,550 5.1.0|identified a number of outgoing emails from your email provider as spam
,51,550 5.1.0|sender rejected
,51,550 5.1.0 |sender rejected AUP#
,51,550 5.1.0 ESMTP server not available AUP#I-1480
,51,550 5.1.0 ESMTP server not available AUP#I-1490
,51,550 5.1.3 spamcleaner
,51,550 5.1.3 |spamcleaner
,51,550 5.5.4|Your DNS|is listed by Invaluement. Please see|you feel this is in error
,51,550 5.7.0 550 Server IP|listed as abusive.
,51,550 5.7.0 DT:SPM
,51,550 5.7.0 Marcum LLP has rejected your mail.  It has been flagged as possible spam mail. If your mail is legitimate, please contact us
,51,550 5.7.0 |Policy Violation
,51,550 5.7.0 Server IP|listed as abusive.
,51,550 5.7.0 Spam rejected
,51,550 5.7.0 Your mail from|was rejected due to being listed by Cloudmark
,51,550 5.7.0 Your mail from|was rejected|too many DNSBL-listed hosts
,51,550 5.7.1 |Barracuda
,51,550 5.7.1 Connection refused|blacklisted in Invaluement RBL List
,51,550 5.7.1 Connection refused|blacklisted in ReturnPath RPRBL List
,51,550 5.7.1|Client address|blocked
,51,550 5.7.1|Client host rejected: Range de Ips bloqueado por envio de Spam
,51,550 5.7.1 H:DYNB|Connection refused due to abuse
,51,550 5.7.1|H:M|Connection refused due to abuse
,51,550 5.7.1|Mail from|refused|spam.html
,51,550 5.7.1 Mail from|rejected;Please see https://www.spamcow.com/
,51,550 5.7.1|No thank you rejected: Mail refused|http://spamblock.outblaze.com
,51,550 5.7.1 |Phishing
,51,550 5.7.1|RBL Restriction
,51,550 5.7.1 rejected|as confirmed spam
,51,550 5.7.1 Rejected:|listed at http://www.mail-abuse.com/
,51,550 5.7.1 Rejected:|listed at RBL truncate.gbudb.net
,51,550 5.7.1|Sender rejected. Sender domain is blacklisted
,51,550 5.7.1 SPAM
,51,550 5.7.1|Spam blocked. See
,51,550 5.7.1 Spam Header Many Spaces 1
,51,550 5.7.1 Spamholder
,51,550-5.7.1|The IP you're using to send mail is not authorized
,51,550 5.7.1 Your Email has been rejected |violates our privacy policies
,51,550 5.7.1|your IP has been found on a block list
,51,550 5.7.1 Your IP|is on the BitNinja server security greylist
,51,550 |a.b.c.d
,51,550 Access denied...
,51,550|Access denied, banned sending IP
,51,550 |arracuda
,51,550|blacklisted by Sorbs
,51,550 black ip.
,51,550|Blocked by ivmSIP
,51,550 |blocked by prs
,51,550|Client host rejected: Rejected : Spam
,51,550|Currently Sending Spam
,51,550 Denied
,51,550 g_deny_smtp blocked this ip
,51,550 Host|is listed on
,51,550|http://p.imaginet.co.za/RBL
,51,550|http://p.imaginet.co.za/SPA
,51,550|IP address refused|reputation of this IP address|trustedsource.org
,51,550 |IP blacklisted by CSI
,51,550 IP |blocked by EarthLink
,51,550 ip|bloqueado pela RBL|por favor contate o seu provedor de e-mail
,51,550 |is for sale
,51,550|is listed at bl.mailspike.net ()
,51,550 Listed in RBL. Please See|
,51,550 mail from|refused|http://www.spamrats.com
,51,550 mail from|refused|http://www.uceprotect.net
,51,550|Mail from|SPAM - SORBS
,51,550 mail not accepted from blacklisted IP address 
,51,550 |mail rejected by antispam server
,51,550-Mensagem bloqueada|SPAM
,51,550|Message is rejected due to filtering restrictions
,51,550 Message was blocked by server
,51,550|negra ou por envio de SPAM
,51,550 no thanks|contact postmaster
,51,550 permanent failure |Barracuda
,51,550 POSSIBLE SPAM
,51,550|Recipient not authorized|your IP has been found on a block list
,51,550-rejected|listed at ix.dnsbl.manitu.net
,51,550 REJECT spam id
,51,550 Rejeitado |Gateway Security
,51,550|Reported spam source
,51,550 RP:ORQ
,51,550 Rule imposed mailbox access for|listed on Spamhaus ZEN
,51,550 SC-|block list
,51,550|Server IP|listed as abusive
,51,550 Sorry, your IP address|is in a block list at bl.mailspike.net
,51,550|spam access denied
,51,550 SPAM FOUND
,51,550|Spam-helo blocking
,51,550 SPAM id=
,51,550 Spam score
,51,550 Subject contains invalid characters
,51,550 Suspected spam ip
,51,550|The receiver denied your mail
,51,550 The sending IP|is listed on https://spamrl.com
,51,550 THE SENDING IP|IS LISTED ON HTTPS://SPAMRL.COM AS A SOURCE OF SPAM
,51,550|This email was rejected because it violates our security policy
,51,550 This message is administratively prohibited
,51,550|Too Many Spammy Recipients
,51,550 Too many spams|IP
,51,550|XITTEL|Recipients rejected|Recipient verification failed according to
,51,550 XM-RJCT22:|is prohibited from connecting|due to high spam volume
,51,550-X-SA-Report|REJECTED|VR_SPAM_STATE|550-VR_SPAM_SCORE
,51,550-Your message was rejected by this user and was not delivered
,51,551 5.0.0 Spam
,51,551 5.0.0 |Spam
,51,551 5.7.1 |dnsbl
,51,551 5.7.1 Sender IP found in RBL
,51,551|configured to reject email from your domain
,51,551|is listed in RBL
,51,551|message rejected with an automated Rule
,51,551 possible spam|delivery denied
,51,551 possivel spam
,51,551 Sender is on domain's block list
,51,552 RBL blocked
,51,552|Security enterprise Spam setting
,51,553 5.3.0 |DNSBL
,51,553 5.7.1|[BL2
,51,553 |barracudacentral
,51,553 Currently Sending Spam|http://www.sorbs.net
,51,553 |ejected
,51,553-Message filtered
,51,553 sorry, your envelope sender is in my badmail list
,51,553|spamhaus XBL
,51,553 Spam source – see
,51,553 your IP|is on our block list
,51,554 5.3.0 |commtouch.com
,51,554 5.3.0 |HIGH threat
,51,554 5.5.4 Your IP|address has a bad reputation.
,51,554 5.7.1 ACL dns_rbl
,51,554 5.7.1 Blacklisted by
,51,554 5.7.1 Connection from|rejected due to RBL. For help:
,51,554 5.7.1|ERS-QIL
,51,554 5.7.1|esta em nossa listra negra
,51,554 5.7.1 Extreme Bad IP
,51,554 5.7.1 Filter |Custom Filter
,51,554 5.7.1 |lista negra
,51,554 5.7.1 Phrase Filter #
,51,554 5.7.1|RBL listing
,51,554 5.7.1|RBLTRAP
,51,554 5.7.1|Recipient address rejected: User not registered with CONTENTCatcher
,51,554 5.7.1 Resources restricted for host|rejection limit reached
,51,554 5.7.1|Sender address rejected: Bloqueio remetente
,51,554 5.7.1|Sender address rejected: Sender address rejected due to complaints
,51,554 |arracuda
,51,554 Backend Replied
,51,554|Cloudmark|AUP#
,51,554|Cloudmark Gateway ESMTP server not available
,51,554 |Cloudmark Poor Reputation Sender Blacklist
,51,554 Communication dropped Harvest attack from this ip
,51,554 Connection refused|blacklisted. IB102
,51,554 |DNSBL
,51,554 Failure Sorry, address|on blocklist of user
,51,554 IP in blacklist
,51,554|{mxN}
,51,554 |permanently
,51,554|Reject due to policy restrictions
,51,554 Rejected - see
,51,554 Rejecting due to security policy
,51,555 Your IP is blocked.
,51,557 5.7.1|Client host rejected:|spam noaccess
,51,557|rejected by our spamfilter
,51,557 rejected |spamfilter
,51,557 spamfilter
,51,557 This email was rejected by our spamfilter
,51,562 HELO | not allowed
,51,582 |SPAM
,51,barracudanetworks
,51,black list
,51,black-listed
,51,blocked for spam
,51,blocklisted
,51, CDRBL
,51,comcast.net|content|BL
,51,comcast.net|content|ES
,51,comcast.net|content|RL
,51,denylist
,51,dsbl.org
,51,efused |reputation
,51,efused |Senderbase
,51,ejected |eputation score
,51,ejected per |olicy
,51,ejected |reputation
,51,ejected |SenderBase
,51,ejected |Sender Base
,51,ender rejected |policy
,51,ender's IP |reputation
,51,from a.b.c.d rejected
,51,IP address|matched the group: SBRSBlOCK
,51,is blocked by BRBL
,51,listas negras
,51,looks like SPAM
,51,NJABL
,51,olicy |iolation
,51,onnections |efused
,51,open relay
,51,ot accepting |reputation
,51,ot |ccepted for policy
,51,PLEASE REPORT Code:RBL.
,51,postmaster.aol.com/error-codes#421rlych
,51,postmaster.aol.com/error-codes#554rlych
,51,postmaster.aol.com/error-codes#554rlysn
,51,rejected |reputation
,51,Rejected|trendmicro
,51,reject your spam |appreciated
,51,reputation error
,51,reputation fail
,51,rlych
,51,rlycs4
,51,rlysn
,51,smtp-error-codes.php|BL000000
,51,spamcleaner : Domain is not allowed
,51,spamcop
,51,spamhaus
,51,SPAMRATS IP Addresses|http://www.spamrats.com
,51,SPAM sender
,51,support.proofpoint.com/dnsbl-lookup.cgi?ip=
,51,| too much spam
,51,UCEPROTECT-Level 1 listed|http://www.uceprotect.net
,51,Ud posee mala reputacion en senderbase
,51,www.ordb.org
,52,451 |mail content deny
,52,453 Blocked|Spam Contents
,52,453 Blocked Using Spam Pattern|Spam Contents
,52,454 Transient reject by behaviour spam
,52,521 5.2.1 |HVU:B2
,52,543 suspected spam
,52,550 5.5.1 |Content
,52,550-5.5.1 |Content Block
,52,550 5.7.0 SPAM type=spam
,52,550 5.7.1 Assunto proibido|roque o subject e reenvie
,52,550 5.7.1 |Content unacceptable
,52,550 5.7.1 Content unacceptable
,52,550 5.7.1 Inappropriate language use, please consider language use or contact|RCPT_DOMAIN
,52,550 5.7.1 Mensaje rechazado debido a las restricciones de contenido
,52,550 5.7.1 message|junk mail score
,52,550 5.7.1 Message quality not acceptable
,52,550 5.7.1 PALAVRA BLOQUEADA
,52,550 5.7.1 reject content
,52,550 5.7.1 Rejected by Sieve Email Filter
,52,550 5.7.1 Rejected for SPAM content
,52,550 5.7.1 Suspect Spam
,52,550 5.7.1 Your mail is classified as SPAM and REJECTED
,52,550 5.7.1 Your message has been flagged for|content|gcdp|gsmtp
,52,550 |accept|content
,52,550 accept|content
,52,550 |accept mail |content
,52,550 accept mail |content
,52,550 |Blocked [content]
,52,550 content|Heuristic filter
,52,550 Cyberoam Anti Spam Engine has identified this email as a bulk email
,52,550|email|spam
,52,550 Error: conteudo suspeito
,52,550|identified as SPAM
,52,550 |Mail content denied
,52,550 |malware
,52,550 Message content contains spam
,52,550|message|spam
,52,550 |not accept mail with this content
,52,550 |PALAVRA PROIBIDA NO REMETENTE
,52,550 permanent failure for one or more recipients|Message rejected as spam by Content Filtering
,52,550 permanent failure for one or more recipients|quarantined
,52,550 permanent failure for one or more recipients|rejecting banned content
,52,550 permanent failure for one or more recipients|spam URL in content
,52,550 Rejected by content scanner
,52,550 |Rejected: Too many links in the message|infected
,52,550 Sorry|content of this message was caught by an Heuristic filter
,52,550 Sorry the content |Heuristic filter
,52,550 Spam is embedded in the email
,52,550|spyware
,52,550 "This mail cannot be forwarded because it was detected as spam."
,52,550 This message appears to be spam 
,52,550 This system does not accept mail|content
,52,550 Unacceptable content
,52,550 You are sending illegal content
,52,551 5.0.0 |malicious content
,52,551 5.0.0 Message contained possible malicious content
,52,551 5.0.0 |spam
,52,552 5.2.0|rejected as spam
,52,552 |content
,52,552 Message categorized as SPAM. If you feel it is mis-categorized, please visit|to resend the email. Your key is
,52,553 5.6.1 |content
,52,553 5.6.1 Message subject indicates spam content
,52,553 5.6.1 |spam content
,52,553 5.6.1 spam content
,52,553 5.7.1 |Content unacceptable
,52,553 5.7.1 Content unacceptable
,52,553 5.7.3 |CONTENT
,52,553 Message delivery denied|Subject
,52,553 Message filtered
,52,554 5.5.0 Your message was considered to be spam 
,52,554 5.7.1 |content
,52,554 5.7.1 Mensagem rejeitada por conta de conteudo inadequado
,52,554 5.7.1 Mensagem rejeitada por conter conteudo
,52,554 5.7.1 Message rejected |content
,52,554 5.7.1 O |bloqueou a sua mensagem por conter palavras
,52,554 5.7.1 This message|blocked
,52,554 5.7.1 URL/Phone Number Filter
,52,554 |content
,52,554 Failure bounce
,52,554 Filtered
,52,554 |infected
,52,554-Prohibited |Subject
,52,554 |rejected because it matches a subject filter
,52,554 rejecting banned content
,52,554 rejecting|content
,52,554 rejecting |content
,52,554 |SPAM
,52,554 |Symantec
,52,555 Rejected message because it contains
,52,557|content
,52,557|content matches known spam signature
,52,557 content|spam signatures
,52,557 |unsuitable content
,52,55| PHISHING
,52,55| virus
,52,5.7.1 |DCC
,52,571 |irus
,52,571 |PHISH
,52,5.7.1| stata considerata indesiderata
,52,573 5.0.0 SPAM BLOCK|URIBL
,52,579 |message content
,52,579 message content|acceptable
,52,582 |content
,52,582 This content was not allowed
,52,582 This message violates our email policy
,52,antispam policy
,52,como SPAM
,52,considered spam
,52,contains spam
,52,declared Spam
,52,disallowed string
,52,Distributed Spam Analysis
,52,/dit/staff/email/spam
,52,due to |content
,52,email was identified |SPAM
,52,Error - Blocked for abuse. Contact abuse_rbl@abuse-att.net.
,52,Error Code: IPBL0100|postmaster.cox.net
,52,Error Code: IPBL1000|postmaster.cox.net
,52,essage content reject
,52,failed spam test
,52,for more information please visit: |/spam
,52,hvub1
,52,hvub2
,52,hvuweb
,52,is a spam
,52,is spam
,52,legal threats
,52,looked like spam
,52,looks |like spam
,52,may consider spam
,52,mensaje se considera SPAM
,52,Message filter|spam
,52,message rejected as spam
,52,must be spam
,52,No SPAM
,52,ontent filter
,52,ontent not accepted
,52,ontent rejected
,52,ontent rule
,52,ontents of your body
,52,politica AntiSpam
,52,postmaster.aol.com/error-codes#554hvub1
,52,postmaster.aol.com/error-codes#554hvub2
,52,probability of spam
,52,sending spam mail
,52,SpamAssassin
,52,Spam detected
,52,spam detection
,52,Spam email
,52,spam filter
,52,spam message
,52,Spamming
,52,Spam not welcome
,52,Spam not welcome,
,52,spam points
,52,spam scale
,52,Spam score
,52,Spam suspect
,52,TOO_SPAMMY
,52,USER REFUSED MESSAGE DATA
,52,virus detected
,52,with the subject of |spam
,53,550|We do not accept .tgz attachments here
,54,421 4.0.0 |Relay rejected
,54,421 Relay is not allowed
,54,450 |relay
,54,451 |Relay
,54,476 |connections |denied
,54,476 connections |denied
,54,476 |connections from your host are denied
,54,501 |relay
,54,506 |Relay
,54,506 RELAYING DENIED
,54,530 | relay
,54,530 Relay Denied
,54,530 |relaying
,54,550 5.1.2 |omain
,54,550 5.4.1 |Relay
,54,550|Mail relay
,54,550 Relais interdit
,54,550-Relaying |denied
,54,550 RELAY NOT PERMITED
,54,550 Your IP|spammer
,54,551 |relay
,54,553 |domain |allowed
,54,553 |relay
,54,554 5.0.0 |relay
,54,554 5.7.1 |RLY:B1
,54,554 No relaying allowed |psmtp
,54,554|Private Email System
,54,554 | relay
,54,557 Relay Denied
,54,558 Relaying denied
,54,571 | relay
,54,5.7.1 | relaying to
,54,annot relay
,54,authentication required for relay
,54,BAD_RELAY
,54,currently not permitted
,54,deny openrelay
,54,dynamic address
,54,dynamically assigned
,54,Dynamic block
,54,Dynamic IP
,54,dynamic(numerical) name
,54,dynamic sender
,54,must login
,54,no relay
,54,Not relaying
,54,o unauthenticated relaying permitted
,54,ou |relay
,54,relay attempt denied
,54,relay |ccess |enied
,54,relay denied
,54,relay disabled
,54,relayed mail to
,54,relaying denied
,54,relaying disallowed
,54,relaying is not supported
,54,Relaying is prohibited
,54,relaying not permitted
,54,Relaying through
,54,relay msg rejected
,54,relay not allowed
,54,relay not permitted
,54,to relay
,54,trusted senders only
,54,when attempting to send to a non-local e-mail address
,60,451 Autoreply
,70,400 4.4.7 Message delayed
,70,400 defer
,70,400 |temporary
,70,400 Temporary failure
,70,410 maximum mail limit exceeded
,70,4.1.0 |oo much
,70,410|try again later
,70,410 |try again later
,70,411 |please try later
,70,420 4.0.0 Service unavailable
,70,420 |Graylisting
,70,420 |Login failed
,70,420 Try later
,70,421 /32 message rate limit exceeded
,70,421 4.0.0 Intrusion prevention active
,70,421 4.0.0 |out of memory
,70,421 4.0.0 out of memory
,70,421 4.0.0 Tarpitting
,70,421 4.0.0 |Tarpitting
,70,421 4.1.0
,70,421 4.1.0|Throttled - try again later
,70,421 4.1.1|recipient validation failed
,70,421 4.2.0|Throttled - try again later
,70,421 4.2.1
,70,421 |421dynt1.html
,70,421 4.3.1 Out of disk space |temp file
,70,421 4.3.1 queue is full
,70,421|4.3.2 All screening ports are busy
,70,421 4.3.2 |can't accept mail right now
,70,421 4.3.2|Reconfiguration in progress
,70,421 4.4.1 |Unable to contact destination
,70,421 4.4.2 Message submission rate |exceeded
,70,421 4.4.2 Connection refused|exceed max concurrent connections
,70,421 4.4.5 |connections |exceed
,70,421 4.5.1 |sender mx in an unallocated or reserved network
,70,421 4.5.1 sender mx in an unallocated or reserved network
,70,421 4.7.0|aol.com Error
,70,421-4.7.0|Error: too many connections from|Please see|for explanation
,70,421 4.7.0 Not allowed
,70,421 4.7.0|too many errors
,70,421 4.7.0 [TS01]
,70,421 4.7.1
,70,421 |accepting network
,70,421 |BUSY
,70,421 |closing connection
,70,421 |connection refused
,70,421 |data
,70,421 |deferred
,70,421 |destination not responding
,70,421|DYN:T2
,70,421 |emporary
,70,421 |erver
,70,421 |ervice
,70,421 |ESMTP
,70,421 Giving up
,70,421 |Gray
,70,421 |graylist
,70,421 Greylist
,70,421 HL:IFC 
,70,421 |imed out
,70,421 |imeout
,70,421 Internal configuration error
,70,421 Load too high
,70,421 |message again|not spamware
,70,421 message again|not spamware
,70,421 Offline
,70,421 |onnection
,70,421 |oo busy
,70,421 please try again
,70,421 |please try later
,70,421 PR this is a test message
,70,421|queue is full
,70,421 Recipient not in route list
,70,421|RLY:
,70,421 |send the message again
,70,421|Server is too busy
,70,421 |service
,70,421 Servico nao disponivel. Fechando a conexao
,70,421 Servico temporariamente
,70,421 |session
,70,421 |SMTP
,70,421|TELUS|too many invalid addresses
,70,421|temp blocked
,70,421 temp blocked
,70,421 |Temporarily deferred
,70,421|Temporarily rejected
,70,421-the config data could not be retrieved
,70,421 The evaluation license has expired
,70,421 |Too many connections
,70,421 too many errors
,70,421 |too many errors
,70,421 too many errors
,70,421 |Too many messages
,70,421 |too many recipients
,70,421 |try again
,70,421 |Try Again Later
,70,421 |try later
,70,421 |unable
,70,421 Unexpected failure
,70,421 |whose side are you on?
,70,421 |Whose side you on
,70,421 YopMail.com ERROR
,70,421 |ystem
,70,422 IP REPUTATION SUSPECT
,70,422 License Expired
,70,422|too many messages
,70,422 |try again later
,70,422 You have sent more emails than allowed on your current plan per day
,70,425 5.1.0 Dropping connection due to an error
,70,425 |service is not ready
,70,425 service is not ready
,70,4.3.0 Maximum number of recipients reached
,70,430 Message Deferred
,70,435 |connections
,70,4.3.5 |Server configuration error
,70,440 4.1.1 |Try Again Later
,70,440 4.4.0
,70,440 4.4.2 Try again later
,70,442 |Bad Connection
,70,442 |google
,70,450 4.0.0
,70,450 4.1.1 |Recipient address rejected
,70,450 4.1.2 |Recipient address rejected: Domain not found
,70,450 4.2.0|Recipient address rejected: Greylisted
,70,450 |4.2.1
,70,450 4.2.1
,70,450 4.3.2
,70,450 4.7.0|defer
,70,450 4.7.0 |too many errors
,70,450 4.7.0 too many valid commands
,70,450 4.7.1
,70,450 4.7.1|Greylisted
,70,450 4.7.1 |Greylisting in action
,70,450 4.7.1 |NFN delay
,70,450 4.7.1|Recipient address rejected: Greylisted
,70,450 4.7.1 |Recipient address rejected: Greylisting in action
,70,450 4.7.1 |Recipient address rejected: NFN delay
,70,450 4.7.1 |Recipient address rejected: Please try again later
,70,450 4.7.1 |try again later
,70,450 5.1.1 Mailbox is currently disabled.
,70,450 Backend Replied
,70,450 |backlog too large
,70,450 |busy
,70,450|Client host rejected: S25R check, be patient
,70,450 |connect
,70,450 cuda_nsu 4.1.1|Recipient address rejected: unverified address: Address Verification failed
,70,450 |emporary
,70,450 error
,70,450 |ervice
,70,450 Failure flush No space left on device
,70,450 |graylist
,70,450 |GREYLIST
,70,450 |in grace period
,70,450 in grace period
,70,450 Internal server error
,70,450 LOGIN REFUSED
,70,450 mailbox unavailable
,70,450|Momentaneamente fuera de servicio
,70,450 |nable
,70,450 |Numero maximo de conexoes ultrapassado
,70,450 |orry
,70,450 |Rcpt
,70,450|rcpt is receiving at a fast rate
,70,450 |Requested mail action not taken: mailbox unavailable
,70,450 |ry
,70,450 server has reached maximum number
,70,450 server |reached maximum number
,70,450 |tempfail
,70,450|timeout
,70,450 |too many recipients
,70,450 Traffic|throttled
,70,450 |try later
,70,450 Unavailable
,70,450 4.2.2 User is receiving mail too quickly
,70,450 User is receiving mail too quickly
,70,451 4.0.0
,70,451 4.0.0 Temporary System Failure
,70,451 4.2.0 Internal|error
,70,451 4.2.1
,70,451 4.3.0
,70,451 4.3.0 Could not connect to other SMTP server
,70,451 4.3.0 | <TMPF>
,70,451 4.3.0 We will accept the mail
,70,451 4.3.5 |LDAP
,70,451 4.3.5 Server |error
,70,451 4.4.0|Broken pipe
,70,451 4.4.1
,70,451 4.4.2 [internal] no
,70,451 4.4.2 [internal] send BODY failed
,70,451 4.4.2|MAIL FROM failed
,70,451 4.4.2 |MAIL FROM failed
,70,451 4.5.0
,70,451 4.5.1
,70,451 4.5.3 No more transactions allowed
,70,451 4.5.3 |transactions allowed
,70,451 4.5.3 transactions allowed
,70,451 4.6.0 Content scanner malfunction
,70,451 4.7.1
,70,451 4.7.1|Recipient address rejected: Greylisted
,70,451 4.7.7 Excessive userid
,70,451 Aborted
,70,451 Aborted: exchanger/smtp/inbound
,70,451 Application error
,70,451 Backend Replied
,70,451 |busy
,70,451 Can|t connect
,70,451 Client host rejected|maintenance
,70,451 Client host rejected: Server undergoing maintenance
,70,451 Comando abortad
,70,451 Comando abortado
,70,451 communication |failed
,70,451 |complete
,70,451-DEFER
,70,451 |deferred
,70,451|Deferred
,70,451 Deferred
,70,451 delayed
,70,451 |delayed
,70,451 |disk is full
,70,451 |emporary
,70,451 |emporary failure
,70,451 Error in writing spool file
,70,451 |failed
,70,451 failed |open files
,70,451 |failed to expand
,70,451|failure
,70,451 |file write error
,70,451 file write error
,70,451|Grau gelistet - Sie wurden grau gelistet
,70,451 |GreyListed
,70,451 |held for verification
,70,451 http://|/mta/std3.html
,70,451 |imeout
,70,451 |Internal processing error
,70,451 |internal system error
,70,451 |keep trying
,70,451 keep trying
,70,451 |later
,70,451 |LDAP
,70,451 |limite maximo
,70,451 | limit exceeded
,70,451 |lista gris
,70,451 Liste grise
,70,451 Local Error
,70,451 |mailbox unavailable
,70,451 |Maximum number of emails per sender per hour reached
,70,451 Maximum Limit reached
,70,451 Maximum Sessions reached
,70,451 |message
,70,451 MI:SFQ
,70,451 |no mail servers found
,70,451 no mail servers found
,70,451 |No space left on device
,70,451 |not verify
,70,451 |onnection
,70,451 O numero maximo de emails enviados por ip por hora foi atingido
,70,451 |orry
,70,451 Please wait
,70,451 Policy deferral for a verification check
,70,451|Por favor active la autentificación en el servidor saliente en su cliente
,70,451|Ratelimit exceeded consider
,70,451 |raylisted
,70,451 |rcpt check failed
,70,451 |Requested mail action not taken: mailbox unavailable
,70,451 |retry
,70,451 Retry later
,70,451 |reylist
,70,451 Sender verification failed
,70,451 Server configuration error
,70,451 server load too high
,70,451 Service not avail
,70,451 |smtp
,70,451 |spool file
,70,451 temp
,70,451 |Temporarily
,70,451 |time out
,70,451 too many errors from your ip
,70,451 too many messages, slow down
,70,451 |try again
,70,451|Try again
,70,451 unable to exec
,70,451 unable to execute child process
,70,451 Unable to process email at this time
,70,451 |unable to verify address
,70,451 unable to verify user
,70,451 |wait
,70,451 |ystem
,70,452 4.0.0
,70,452 4.1.0
,70,452 4.1.0|too busy for now
,70,452 4.1.1 Account temporarily unavailable |Try again
,70,452 4.1.1|Account temporarily unavailable. Try again later
,70,452 4.1.1 |rcpt to not found
,70,452 4.1.1|Too much mail
,70,452 4.1.1|too many recent messages
,70,452 4.2.1
,70,452 4.3.1 |disk space
,70,452 4.3.1 Insufficient free queue space available
,70,452 4.3.1|Nao ha espaco de armazenamento disponivel
,70,452 4.3.1 Out of memory
,70,452|4.3.1 queue full
,70,452 4.3.1 |temp
,70,452 4.3.2 Connection rate limit exceeded
,70,452 4.5.0 policy based throttling
,70,452 4.5.3 Service unavailable
,70,452 4.7.1
,70,452 |eferred
,70,452 |emporary
,70,452 |mail receiving disabled
,70,452 |maintenance
,70,452|Max messages per session
,70,452|Message threshold exceeded
,70,452 |Overloaded
,70,452 Resource problem
,70,452 Space shortage|try later
,70,452 |system is under maintenance
,70,452 |tarpit
,70,452 |Temporarily
,70,452|timeout
,70,452 |timeout
,70,452 |Too many |connections.
,70,452 |too many recipients
,70,452 Too many recipients
,70,452 Too many recipients received from the sender
,70,452 Too many recipients received this hour
,70,452 try later
,70,452|Unable to check email for Viruses
,70,453 4.3.1 |try later
,70,453 |connection rate has been exceeded
,70,453 Maximum connection|exceeded
,70,453 Maximum connection |exceeded
,70,453 |try again later
,70,454 4.7.1 |Recipient address rejected: Access denied
,70,454 5.7.3 Client does not have permission to submit mail to this server
,70,454 |connection limit
,70,454|could not be scanned for viruses
,70,454 |emporary
,70,454 |try again later
,70,455 sorry, system is too busy
,70,455 |Temporary
,70,458 Ratelimit exceeded
,70,45|equested action aborted
,70,462 4.7.1 |temporary failure
,70,470|SMTP connection
,70,470 |too many e-mails
,70,471|one recipient domain per session
,70,4.7.1 |Recipient not recognized
,70,4.7.1 |Service is unavailable
,70,4.7.1 |spferror.html
,70,4.7.1 |Temporary Error
,70,472 Deferred relaying
,70,475 connections from your network are restricted
,70,491 RCPT discovery for | is offline
,70,491 Session verify is offline
,70,491 Session verify |offline
,70,491 VRFY discovery |offline
,70,500 temporary server error
,70,503 Could not deliver message
,70,550-5.2.1 |rate |prevents additional messages from being delivered
,70,550 Connection frequency limited
,70,550 Domain frequency limited
,70,550 Ip frequency limited
,70,550 Mailbox locked
,70,550 Please re-check the email address
,70,550 Sender frequency limited
,70,550 Too many connect
,70,550 Too many recipients
,70,550 Transient
,70,551 |full
,70,552 5.5.3 Service unavailable
,70,552 Requested mail action aborted: exceeded storage allocation
,70,552|Sender daily sent mail exceed limit
,70,552 Too many message current session
,70,554 5.2.1 |DYN:T1
,70,554 HL:ITC 0,163|421 IP is rejected
,70,554 Mailbox status error
,70,554 MI:STC
,70,554|the domain is not reachable
,70,571 sorry reached maximum|recipients
,70,account is unavailable
,70,account|maintenance
,70,Address verification in progress
,70,call back later
,70,closing transmission
,70,count not available
,70,ecipient address greylist
,70,ecipient Rejected: Temporarily inactive
,70,ejected: |reylist
,70,elivery resource unavailabl
,70,emporary embargo.
,70,emporary service error
,70,emporary |unavailable
,70,erver aborted connection
,70,erver |problem
,70,essage |temporarily deferred
,70,GREYLISTED
,70,inactivity
,70,Internal Error
,70,Internal server error
,70,is not yet authorized to deliver
,70,lease come back later
,70,lease retry
,70,lease send again.
,70,lease try |shortly
,70,line limit
,70,Mail box busy
,70,mailbox not available
,70,MAIL-DELIVERY-DELAY-DUE-TO-GREYLISTING
,70,network is not reachable
,70,no response
,70,nsufficient system storage
,70,nternal error
,70,ome again later
,70,ome back
,70,ostgrey
,70,o such file or directory
,70,postmaster.aol.com/error-codes#421conb1
,70,postmaster.aol.com/error-codes#421dynt1
,70,postmaster.aol.com/error-codes#421dynt2
,70,postmaster.info.aol.com/errors/421conb1.html
,70,ransaction fail
,70,ray listing
,70,Recipient address rejected|try again
,70,Recipient address rejected|try it again later
,70,rey bounce
,70,reylist
,70,rey-List
,70,rey-liste
,70,reylisting
,70,rror writing
,70,ry me again later
,70,send again
,70,sending too many emails
,70,send RSET failed
,70,server are unavailabl
,70,Service not availabl
,70,temporarily
,70, temporary lookup failure
,70,too many concurrents|try again later
,70,User suspended
,100,4.3.0 Message held for human verification
,100,550-Verification failed
,100,Callout verification failed
,100,Click link to validate your email address and deliver your email
,100,Delivery will ONLY occur if you click on this link
,100,Failure Email delivery pending, to confirm send an email to:
,100,send an email to allow-|then resend original email
,100,Sender verify failed
,100,Your server requires confirmation|to confirm