1 (edited by mano 2022-10-07 15:52:44)

Topic: mail for aol.com loops back to myself

==== REQUIRED BASIC INFO OF YOUR IREDMAIL SERVER ====
- iRedMail version (check /etc/iredmail-release):
- Deployed with iRedMail Easy or the downloadable installer?
- Linux/BSD distribution name and version:
- Store mail accounts in which backend (LDAP/MySQL/PGSQL):
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====
All if a sudden, mail to aol.co.uk is being looped back to myself as a failed report.

iRedMail = 1.6.1
Installed = Downloadable upgrade
Ubuntu 20.04.4 LTS
mySQL
nginix
RedAdmin-Pro    5.2 (MySQL)
==
message:
This is the mail system at host mymail.co.uk.

I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.

For further assistance, please send mail to postmaster.

If you do so, please include this problem report. You can
delete your own text from the attached returned message.

                   The mail system

<receip@aol.com>: mail for aol.com loops back to myself
Reporting-MTA: dns; mymail.co.uk
X-Postfix-Queue-ID: 4MkKzt1SXyz1y3j
X-Postfix-Sender: rfc822; me@mymail.co.uk
Arrival-Date: Fri,  7 Oct 2022 07:43:22 +0000 (UTC)

Final-Recipient: rfc822; receip@aol.com
Original-Recipient: rfc822;receip@aol.com
Action: failed
Status: 5.4.6
Diagnostic-Code: X-Postfix; mail for aol.com loops back to myself

Have worked before without any issue. His account was hacked a few months ago. Not sure why this is happening all of a sudden.
Thanks

----

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2 (edited by mano 2022-10-07 17:28:00)

Re: mail for aol.com loops back to myself

Please ignore, working again. Done absolutely nothing.
ps
Just checked the mail.log, this is what was there when the mail was being looped back..

Oct  7 08:58:29 myserver postfix/10025/smtpd[2448]: disconnect from localhost[127.0.0.1] ehlo=1 mail=1 rcpt=1 data=1 quit=1 commands=5
Oct  7 08:58:29 myserver postfix/qmgr[2165]: 4MkMfY5cDfz1yrp: from=<myself@myhostname.co.uk>, size=3187, nrcpt=1 (queue active)
Oct  7 08:58:29 myserver amavis[2019]: (02019-01) Passed CLEAN {RelayedInternal}, ORIGINATING/MYNETS LOCAL [127.0.0.1]:47264 ESMTP/ESMTP <myself@myhostname.co.uk> -> <Receiver@aol.com>, (), Queue-ID: 4MkMfY37rDz1yrS, Message-ID: <b5e812971abb6c48b5f67489674902c8@myhostname.co.uk>, mail_id: 7z_1LkjFsuQQ, b: CIEsCyos2, Hits: -1, size: 1955, queued_as: 4MkMfY5cDfz1yrp, Subject: "Re: Transport-Newmalden", From: <myself@myhostname.co.uk>, User-Agent: Roundcube_Webmail, helo=localhost, Tests: [ALL_TRUSTED=-1], autolearn=ham autolearn_force=no, autolearnscore=0, dkim_new=dkim:myhostname.co.uk, 299 ms
Oct  7 08:58:29 myserver postfix/amavis/smtp[2438]: 4MkMfY37rDz1yrS: to=<Receiver@aol.com>, relay=127.0.0.1[127.0.0.1]:10026, delay=0.37, delays=0.06/0.01/0.03/0.28, dsn=2.0.0, status=sent (250 2.0.0 from MTA(smtp:[127.0.0.1]:10025): 250 2.0.0 Ok: queued as 4MkMfY5cDfz1yrp)
Oct  7 08:58:29 myserver postfix/qmgr[2165]: 4MkMfY37rDz1yrS: removed
Oct  7 08:58:29 myserver postfix/postscreen[2217]: CONNECT from [127.0.0.1]:36572 to [127.0.0.1]:25
Oct  7 08:58:29 myserver postfix/postscreen[2217]: WHITELISTED [127.0.0.1]:36572
Oct  7 08:58:29 myserver postfix/smtpd[2450]: connect from localhost[127.0.0.1]
Oct  7 08:58:29 myserver postfix/smtp[2449]: warning: host aol.com[0.0.0.0]:25 greeted me with my own hostname myiredmail.co.uk
Oct  7 08:58:29 myserver postfix/smtp[2449]: warning: host aol.com[0.0.0.0]:25 replied to HELO/EHLO with my own hostname myiredmail.co.uk
Oct  7 08:58:29 myserver postfix/smtp[2449]: 4MkMfY5cDfz1yrp: to=<Receiver@aol.com>, relay=aol.com[0.0.0.0]:25, delay=0.02, delays=0/0.01/0.02/0, dsn=5.4.6, status=bounced (mail for aol.com loops back to myself)
Oct  7 08:58:29 myserver postfix/smtpd[2450]: disconnect from localhost[127.0.0.1] ehlo=1 quit=1 commands=2
Oct  7 08:58:29 myserver postfix/cleanup[2435]: 4MkMfY5np5z1yrt: message-id=<4MkMfY5np5z1yrt@myiredmail.co.uk>
Oct  7 08:58:29 myserver postfix/bounce[2451]: 4MkMfY5cDfz1yrp: sender non-delivery notification: 4MkMfY5np5z1yrt
Oct  7 08:58:29 myserver postfix/qmgr[2165]: 4MkMfY5np5z1yrt: from=<>, size=5055, nrcpt=1 (queue active)
Oct  7 08:58:29 myserver postfix/qmgr[2165]: 4MkMfY5cDfz1yrp: removed
Oct  7 08:58:29 myserver postfix/pipe[2452]: 4MkMfY5np5z1yrt: to=<myself@myhostname.co.uk>, relay=dovecot, delay=0.03, delays=0/0.01/0/0.02, dsn=2.0.0, status=sent (delivered via dovecot service)
Oct  7 08:58:29 myserver postfix/qmgr[2165]: 4MkMfY5np5z1yrt: removed

3

Re: mail for aol.com loops back to myself

Sussed it, when I disable pihole, it works.

4

Re: mail for aol.com loops back to myself

Updated pihole- w with looped back domains.