On 9/2/2015 5:34 AM, Carlo Manuali wrote:
NOQUEUE: reject: RCPT from unknown Sender address rejected: Domain not found
Are you sure the sender domain is legit and doesn't have a misspelling?
Is DNS on the box working? I would conjecture this is much earlier in the discussion phase with postfix and spamassassin isn't even involved in this issue.
regards, KAM
