Sep 12 14:32:31 mail postfix/postscreen[2076]: CONNECT from [183.15.178.80]:32606 to [172.18.70.222]:25
Sep 12 14:32:31 mail postfix/postscreen[2076]: PASS OLD [183.15.178.80]:32606
Sep 12 14:32:41 mail postfix/smtpd[2083]: connect from unknown[183.15.178.80]
Sep 12 14:32:41 mail postfix/smtpd[2083]: Anonymous TLS connection established from unknown[183.15.178.80]: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)
Sep 12 14:32:41 mail postfix/smtpd[2083]: NOQUEUE: reject: RCPT from unknown[183.15.178.80]: 504 5.5.2 <DESKTOP-ANDF9BC>: Helo command rejected: need fully-qualified hostname; from=<wanglei@nlaelpct.com> to=<wanglei1313@qq.com> proto=ESMTP helo=<DESKTOP-ANDF9BC>
Sep 12 14:32:44 mail postfix/smtpd[2083]: disconnect from unknown[183.15.178.80]
Sep 12 14:33:12 mail postfix/postscreen[2076]: CONNECT from [183.15.178.80]:32993 to [172.18.70.222]:25
Sep 12 14:33:12 mail postfix/postscreen[2076]: PASS OLD [183.15.178.80]:32993
Sep 12 14:33:22 mail postfix/smtpd[2083]: connect from unknown[183.15.178.80]
Sep 12 14:33:22 mail postfix/smtpd[2083]: Anonymous TLS connection established from unknown[183.15.178.80]: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)
Sep 12 14:33:22 mail postfix/smtpd[2083]: NOQUEUE: reject: RCPT from unknown[183.15.178.80]: 504 5.5.2 <DESKTOP-ANDF9BC>: Helo command rejected: need fully-qualified hostname; from=<wanglei@nlaelpct.com> to=<wanglei1313@qq.com> proto=ESMTP helo=<DESKTOP-ANDF9BC>
Sep 12 14:33:24 mail postfix/smtpd[2083]: disconnect from unknown[183.15.178.80]
Sep 12 14:34:06 mail postfix/postscreen[2076]: CONNECT from [103.7.29.139]:16750 to [172.18.70.222]:25
Sep 12 14:34:12 mail postfix/postscreen[2076]: PASS OLD [103.7.29.139]:16750
Sep 12 14:34:16 mail postfix/postscreen[2076]: warning: dnsblog reply timeout 10s for b.barracudacentral.org
Sep 12 14:34:16 mail postfix/postscreen[2076]: warning: dnsblog reply timeout 10s for zen.spamhaus.org
Sep 12 14:34:16 mail postfix/dnsblog[2241]: warning: dnsblog_query: lookup error for DNS query 139.29.7.103.b.barracudacentral.org: Host or domain name not found. Name service error for name=139.29.7.103.b.barracudacentral.org type=A: Host not found, try again
Sep 12 14:34:16 mail postfix/dnsblog[2244]: warning: dnsblog_query: lookup error for DNS query 139.29.7.103.zen.spamhaus.org: Host or domain name not found. Name service error for name=139.29.7.103.zen.spamhaus.org type=A: Host not found, try again
Sep 12 14:34:22 mail postfix/smtpd[2083]: connect from unknown[103.7.29.139]
Sep 12 14:34:23 mail postfix/smtpd[2083]: Anonymous TLS connection established from unknown[103.7.29.139]: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)
Sep 12 14:35:24 mail postfix/smtpd[2083]: NOQUEUE: reject: RCPT from unknown[103.7.29.139]: 450 4.7.1 <smtpbg64.qq.com>: Helo command rejected: Host not found; from=<wanglei1313@qq.com> to=<wanglei@nlaelpct.com> proto=ESMTP helo=<smtpbg64.qq.com>
Sep 12 14:35:25 mail postfix/smtpd[2083]: disconnect from unknown[103.7.29.139]
Sep 12 14:35:35 mail postfix/qmgr[1614]: 1B4D940096: from=<wanglei@nlaelpct.com>, size=1620, nrcpt=1 (queue active)
Sep 12 14:35:45 mail postfix/smtp[2370]: 1B4D940096: to=<281492950@qq.com>, relay=none, delay=10994, delays=10984/0.04/10/0, dsn=4.4.3, status=deferred (Host or domain name not found. Name service error for name=qq.com type=MX: Host not found, try again)