On 4/18/2010 4:16 PM, groups wrote:
Postfix logs help you know what happened to a particular message. Look
in your logs for bounces (sender=<>) arriving from your relayhost, and
see what postfix does with it. No need to wonder where they went.
-- Noel Jones
A lot of the send only hosts have only an IP (not in DNS)
Look in the logs for the IP to find associated QUEUEIDs.
Apr 18 16:01:24 mailhost postfix/qmgr[3283]: 5BE9956799: from=<>,
size=89424, nrcpt=1 (queue active)
Look in the logs for other entries with that same QUEUEID
5BE9956799 to see other information associated with that
transaction.