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Tag Archives: log
Postfix problems
Today I noticed I hadn’t received any mail from one of my servers for several weeks. Upon investigation I found that postfix seemed to have some trouble finding the target machine, due to what appeared to be some kind of name lookup problem. I think the problem might have been introduced through a system upgrade some weeks ago…
What’s strange is that this server could lookup the target machine just fine through DNS, in both forward and reverse.
This is what I got in the log /var/log/mail.info:
Jul 15 08:37:44 warhammer postfix/smtp[14984]: 6B6AF483D9: to=<eek@narcissus>, orig_to=<root@warhammer.monkey7.se>, relay=none, delay=0.01, delays=0.01/0/0/0, dsn=5.4.4, status=bounced (Host or domain name not found. Name service error for name=narcissus type=A: Host not found)
I googled this error message and found a suggestion to add a line in /etc/postfix/main.cf: