==== REQUIRED BASIC INFO OF YOUR IREDMAIL SERVER ====
- iRedMail version (check /etc/iredmail-release):      v0.9.9
- Deployed with iRedMail Easy or the downloadable installer? Not sure
- Linux/BSD distribution name and version: Centos 7
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): MariaDB
- Web server (Apache or Nginx): NGINX
- Manage mail accounts with iRedAdmin-Pro? No
====

When i sent a mail to jon@customlogostuff.com, it get bounced with message

mail for customlogostuff.com loops back to myself

here is full log from server

-----------
Mar 13 12:47:07 webmail amavis[19117]: (19117-06) Passed CLEAN {RelayedOpenRelay}, [209.85.210.50]:44119 [209.85.210.50] <admin@serverok.in> -> <jon@customlogostuff.com>, Queue-ID: 44KHn66v06z6sVf, Message-ID: <CAPm_THXX0b9Ggx1PZN0GkfnL1G1Ji-UQFGOjmdjU_iaZq6C5yg@mail.gmail.com>, mail_id: XiF1RF6JGkyE, Hits: 1.176, size: 2619, queued_as: 44KHn76NQNz6sVl, dkim_sd=google:hostonnet.com, 854 ms, Tests: [DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,HTML_MESSAGE=0.001,RCVD_IN_DNSWL_NONE=-0.0001,RCVD_IN_MSPIKE_H3=0.001,RCVD_IN_MSPIKE_WL=0.001,RDNS_NONE=1.274,SPF_PASS=-0.001]
Mar 13 12:47:07 webmail amavis[19117]: (19117-06) Passed CLEAN, <admin@serverok.in> -> <jon@customlogostuff.com>, Hits: 1.176, tag=2, tag2=6.2, kill=6.9, queued_as: 44KHn76NQNz6sVl, 0/0/0/0
Mar 13 12:47:07 webmail postfix/amavis/smtp[1544]: 44KHn66v06z6sVf: to=<jon@customlogostuff.com>, relay=127.0.0.1[127.0.0.1]:10024, delay=1, delays=0.14/0.01/0.02/0.86, 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 44KHn76NQNz6sVl)
Mar 13 12:47:07 webmail postfix/qmgr[29799]: 44KHn66v06z6sVf: removed
Mar 13 12:47:08 webmail postfix-smtp1/smtp[1551]: 44KHn76NQNz6sVl: to=<jon@customlogostuff.com>, relay=none, delay=0.12, delays=0.01/0.03/0.08/0, dsn=5.4.6, status=bounced (mail for customlogostuff.com loops back to myself)
Mar 13 12:47:08 webmail postfix/cleanup[1540]: 44KHn80Hktz6sVm: message-id=<44KHn80Hktz6sVm@webmail.customlogostuff.com>
Mar 13 12:47:08 webmail postfix/qmgr[29799]: 44KHn80Hktz6sVm: from=<>, size=5179, nrcpt=1 (queue active)
Mar 13 12:47:08 webmail postfix/randomizer[1485]: Using: smtp2: Transport Service
Mar 13 12:47:08 webmail postfix/bounce[1552]: 44KHn76NQNz6sVl: sender non-delivery notification: 44KHn80Hktz6sVm
Mar 13 12:47:08 webmail postfix/qmgr[29799]: 44KHn76NQNz6sVl: removed
Mar 13 12:47:08 webmail postfix-smtp2/smtp[1553]: Untrusted TLS connection established to aspmx.l.google.com[173.194.204.26]:25: TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)
Mar 13 12:47:09 webmail postfix-smtp2/smtp[1553]: 44KHn80Hktz6sVm: to=<admin@serverok.in>, relay=aspmx.l.google.com[173.194.204.26]:25, delay=1.7, delays=0.01/0.02/0.51/1.2, dsn=2.0.0, status=sent (250 2.0.0 OK  1552495629 k22si420712qtm.302 - gsmtp)
Mar 13 12:47:09 webmail postfix/qmgr[29799]: 44KHn80Hktz6sVm: removed
-----------

Here is the postfix main.cf file

https://gist.github.com/serverok/dc7ae0 … 5e785e/raw

Outgoing emails works fine. Any idea why incoming emails fail ?