Mail IP Blacklist by Yahoo

If your email is blaklisted by Yahoo, users will receive the following bounced back message.

Bounced Back Message:
421 4.7.0 [TS01] Messages from <0.0.0.0> temporarily deferred due to user complaints -
<0.0.0.0> ; see http://postmaster.yahoo.com/421-ts01.html

First find out the cause and resolved the matter.
Then visit the link below to request for removal from blacklist by Yahoo.

http://help.yahoo.com/l/us/yahoo/mail/postmaster/bulkv2.html

  • 4 Utilisateurs l'ont trouvée utile
Cette réponse était-elle pertinente?

Articles connexes

Bounced Message "Sender verify failed"

The bounced back message below is received by the sender. "Sender verify failed"To prevent...

Email Rejected by DNSBL

DNSBL is a blocking list that keeps a record of specific IP address/network with spamming...

Maximum Email Size Limit

Emails sent out of our mail servers are capped at a certain size.For Windows server, the maximum...

SMTP error codes for Yahoo Mail

https://help.yahoo.com/kb/smtp-error-codes-sln23996.html

Why Mail Sent to Mailing List Members is Rejected

Mailing list is a feature to allow users to forward mails to multiple recipients within the same...