dear Pak Syafril,

pagi ini sender dari domain maybank-ke.co.id ke reject di mdaemon server,
padahal saya sudah tambahkan di whitelist (by sender) ,whitelist (no
filtering) dan di white list di reverse Lookup. berikut log-nya

Wed 2014-10-29 09:18:11.000: [075434] Session 075434; child 0001
Wed 2014-10-29 09:18:11.000: [075434] Accepting SMTP connection from [
117.102.98.146:47056] to [10.10.51.165:25]
Wed 2014-10-29 09:18:11.003: [075434] --> 220 mail.aaa-asset.com ESMTP
MDaemon 14.5.0; Wed, 29 Oct 2014 09:18:11 +0700
Wed 2014-10-29 09:18:11.006: [075434] <-- EHLO smtp1.biz.net.id
Wed 2014-10-29 09:18:11.006: [075434] --> 250-mail.aaa-asset.com Hello
smtp1.biz.net.id, pleased to meet you
Wed 2014-10-29 09:18:11.006: [075434] --> 250-ETRN
Wed 2014-10-29 09:18:11.006: [075434] --> 250-AUTH LOGIN CRAM-MD5 PLAIN
Wed 2014-10-29 09:18:11.006: [075434] --> 250-8BITMIME
Wed 2014-10-29 09:18:11.006: [075434] --> 250-ENHANCEDSTATUSCODES
Wed 2014-10-29 09:18:11.006: [075434] --> 250 SIZE 20240000
Wed 2014-10-29 09:18:11.009: [075434] <-- MAIL FROM:<
[email protected]> SIZE=236915
Wed 2014-10-29 09:18:11.011: [075434] Performing PTR lookup
(146.98.102.117.IN-ADDR.ARPA)
Wed 2014-10-29 09:18:11.771: [075434] *  Error: *  Name server reports
domain name unknown
Wed 2014-10-29 09:18:11.771: [075434] *  MDaemon configured to drop
connection when domain name unknown
Wed 2014-10-29 09:18:11.771: [075434] ---- End PTR results
Wed 2014-10-29 09:18:11.771: [075434] --> 501 5.7.0 No PTR record found
Wed 2014-10-29 09:18:11.771: [075434] SMTP session terminated (Bytes
in/out: 84/276)

kalau saya cek di mxtoolbox tidak ada masalah dengan PTR recordnya, kenapa
tetap di reject ya..? mohon bantuannya.

terima kasih
--dedy

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