On 7/19/2011 4:23 PM, Donovan Bray wrote: > Jul 19 19:25:35 myserver postfix/error[14000]: D075AA21004: > to=<z...@comcast.net <mailto:z...@comcast.net>>, relay=none, > delay=0.36, delays=0.36/0/0/0, dsn=4.0.0, status=deferred (delivery > temporarily suspended: host mx2.comcast.net > <http://mx2.comcast.net/>[76.96.30.116] refused to talk to me: > 554imta33.emeryville.ca.mail.comcast.net > <http://imta33.emeryville.ca.mail.comcast.net/> comcast > 204.130.140.253 Comcast block for spam. Please > see http://help.comcast.net/content/faq/BL000000 ) > > What determines the mapping between the upstream mail servers 554 > and being registered as dsn=4.0.0 and being treated as a temporary > failure. > > How can we force this to be a permanent failure and stop retrying > and bounce these types of email.
This isn't a retry. This is qmgr suspending delivery because several previous delivery attempts to the same destination have failed. Comcast has flagged you as a spammer and is refusing your mail. You'll need to take that up with them. -- Noel Jones
