Thank you for your reply. The messages are sent from /usr/sbin/sendmail
The log contains: Apr 11 16:50:26 hilljaa5 postfix/qmgr[2563]: 0B60181F0: from=< h...@removed.com>, size=310, nrcpt=1 (queue active) Apr 11 16:50:26 hilljaa5 postfix/smtp[2569]: 0B60181F0: to=<t...@test.com>, relay=test.test2.com[31.222.146.154]:25, delay=2.7, delays=2.1/0/0.62/0.01, dsn=2.0.0, status=sent (250 2.0.0 Ok: queued as 34DC9FD82B6) Apr 11 16:50:26 hilljaa5 postfix/qmgr[2563]: 0B60181F0: removed Thanks, Stephen On 11 April 2013 15:54, Brian Evans <grkni...@scent-team.com> wrote: > On 4/11/2013 10:49 AM, pifoot wrote: > >> Many thanks for your reply. >> >> Apologies. The command DOES return OK for the whitelisted e-mail address. >> It >> returns nothing at all for an e-mail address not in the whitelist. >> However, >> e-mail addresses not in the hash file are still sent and not rejected. >> >> You have not provided any logs of a mail transaction. > We could only guess without it. > > How is this mail being sent? Is it net based or through the sendmail(1) > command? > > Brian >