您好，希望有人能帮助我：问题是：status=bounced (mail for vargo.com.cn loops back to myself)
--------------------------------------------------------------------------------------------
below is the information about my deployed iRedmail system:
- iRedMail version (check /etc/iredmail-release): 0.9.7
- Linux/BSD distribution name and version: centos7.6
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): MySQL
- Web server (Apache or Nginx): nginx
- Manage mail accounts with iRedAdmin-Pro? no
- Related log if you're reporting an issue:
--------------------------------------------------------------------------------------
日志信息如下：
这是发给 majihui@vargo.com.cn 被回退信息的整个日志，我们具体分析一下
Dec 14 10:19:18 mail postfix/submission/smtpd[32369]: warning: hostname 178.154.dsnet does not resolve to address 20
3.110.178.154: Name or service not known
Dec 14 10:19:18 mail postfix/submission/smtpd[32369]: connect from unknown[203.110.178.154]
Dec 14 10:19:18 mail postfix/submission/smtpd[32369]: Anonymous TLS connection established from unknown[203.110.178.
154]: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)
Dec 14 10:19:18 mail postfix/submission/smtpd[32369]: 9055820A526A: client=unknown[203.110.178.154], sasl_method=LOG
IN, sasl_username=info@ivargo.cn
Dec 14 10:19:18 mail postfix/cleanup[32383]: 9055820A526A: message-id=<2018121410192007468920@ivargo.cn>
Dec 14 10:19:18 mail postfix/qmgr[10310]: 9055820A526A: from=<info@ivargo.cn>, size=1510, nrcpt=1 (queue active)
Dec 14 10:19:20 mail postfix/submission/smtpd[32369]: disconnect from unknown[203.110.178.154]
Dec 14 10:19:30 mail postfix/10025/smtpd[32393]: connect from localhost[127.0.0.1]
Dec 14 10:19:30 mail postfix/10025/smtpd[32393]: 8E61320A5295: client=localhost[127.0.0.1]
Dec 14 10:19:30 mail postfix/cleanup[32383]: 8E61320A5295: message-id=<2018121410192007468920@ivargo.cn>
Dec 14 10:19:30 mail postfix/qmgr[10310]: 8E61320A5295: from=<info@ivargo.cn>, size=2547, nrcpt=1 (queue active)
Dec 14 10:19:30 mail postfix/10025/smtpd[32393]: disconnect from localhost[127.0.0.1]
Dec 14 10:19:30 mail amavis[30928]: (30928-01) Passed CLEAN {RelayedInternal}, ORIGINATING LOCAL [203.110.178.154]:5
7074 [203.110.178.154] <info@ivargo.cn> -> <majihui@vargo.com.cn>, Queue-ID: 9055820A526A, Message-ID: <201812141019
2007468920@ivargo.cn>, mail_id: BxDWmPPv_SLo, Hits: -0.999, size: 1510, queued_as: 8E61320A5295, dkim_new=dkim:ivarg
o.cn, 11842 ms, Tests: [ALL_TRUSTED=-1,HTML_MESSAGE=0.001]
Dec 14 10:19:30 mail postfix/amavis/smtp[32388]: 9055820A526A: to=<majihui@vargo.com.cn>, relay=127.0.0.1[127.0.0.1]
:10026, delay=12, delays=0.23/0.02/0.02/12, 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 8E61320A5295)
Dec 14 10:19:30 mail postfix/qmgr[10310]: 9055820A526A: removed
Dec 14 10:19:30 mail postfix/smtp[32394]: 8E61320A5295: to=<majihui@vargo.com.cn>, relay=none, delay=0.05, delays=0.
01/0.03/0/0, dsn=5.4.6, status=bounced (mail for vargo.com.cn loops back to myself)
Dec 14 10:19:30 mail postfix/cleanup[32383]: 9D2D320A526A: message-id=<20181214021930.9D2D320A526A@mail.ivargo.cn>
Dec 14 10:19:30 mail postfix/bounce[32395]: 8E61320A5295: sender non-delivery notification: 9D2D320A526A
Dec 14 10:19:30 mail postfix/qmgr[10310]: 9D2D320A526A: from=<>, size=4409, nrcpt=1 (queue active)
Dec 14 10:19:30 mail postfix/qmgr[10310]: 8E61320A5295: removed
Dec 14 10:19:30 mail postfix/pipe[32396]: 9D2D320A526A: to=<info@ivargo.cn>, relay=dovecot, delay=0.11, delays=0.01/
0.02/0/0.08, dsn=2.0.0, status=sent (delivered via dovecot service)
Dec 14 10:19:30 mail postfix/qmgr[10310]: 9D2D320A526A: removed
单独的发给vargo.com.cn这个域名下邮箱都不可以，都被退回来了，发QQ 163邮箱都是可以正常发送和接受邮件的，请大神帮忙！谢谢！
退回的邮件信息为：
This is the mail system at host mail.ivargo.cn.
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
<majihui@vargo.com.cn>: mail for vargo.com.cn loops back to myself
Reporting-MTA: dns; mail.ivargo.cn
X-Postfix-Queue-ID: 802C6206471D
X-Postfix-Sender: rfc822; info@ivargo.cn
Arrival-Date: Fri, 14 Dec 2018 11:19:54 +0800 (CST)
Final-Recipient: rfc822; majihui@vargo.com.cn
Original-Recipient: rfc822;majihui@vargo.com.cn
Action: failed
Status: 5.4.6
Diagnostic-Code: X-Postfix; mail for vargo.com.cn loops back to myself