Yahoo (email problem)

infracom2005

Verified User
Joined
Nov 4, 2010
Messages
29
Hi,

When i try to send emails to @yahoo, i receive this error

421 4.7.1 [TS03] All messages from xxx.xxx.xxx.xxx will be permanently deferred; Retrying will NOT succeed. See http://postmaster.yahoo.com/421-ts03.html

My server has rdns, and is not in blacklist. What can i do? Yahoo doesnt reply.
 
Did you follow the steps Yahoo suggests here? That's the first step. If you're the customer of a hosting company you can't do this yourself; your hosting company must do it for you. If you own the server then you need to verify that none of your accounts are doing any of the bad things.

Jeff
 
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