Sore Pak Syafril,

Mohon update log berikut :

Wed 2016-04-06 09:47:31.737: [079246] Session 079246; child 0001
Wed 2016-04-06 09:47:31.737: [079246] Accepting SMTP connection from
180.250.87.43:20725 to 10.10.51.165:25
Wed 2016-04-06 09:47:31.740: [079246] --> 220 mail.asanusa.com ESMTP
MDaemon 16.0.1; Wed, 06 Apr 2016 09:47:31 +0700
Wed 2016-04-06 09:47:31.751: [079246] <-- EHLO vwraexc20.axa-id.intraxa
Wed 2016-04-06 09:47:31.751: [079246] --> 250-mail.asanusa.com Hello
vwraexc20.axa-id.intraxa [180.250.87.43], pleased to meet you
Wed 2016-04-06 09:47:31.751: [079246] --> 250-ETRN
Wed 2016-04-06 09:47:31.751: [079246] --> 250-AUTH LOGIN CRAM-MD5 PLAIN
Wed 2016-04-06 09:47:31.751: [079246] --> 250-8BITMIME
Wed 2016-04-06 09:47:31.751: [079246] --> 250-ENHANCEDSTATUSCODES
Wed 2016-04-06 09:47:31.751: [079246] --> 250-STARTTLS
Wed 2016-04-06 09:47:31.751: [079246] --> 250 SIZE 20240000
Wed 2016-04-06 09:47:31.761: [079246] <-- MAIL FROM:<
[email protected]> SIZE=8937329
Wed 2016-04-06 09:47:31.764: [079246] Performing PTR lookup
(43.87.250.180.IN-ADDR.ARPA)
Wed 2016-04-06 09:47:34.023: [079246] *  DNS server reports domain name
unknown
Wed 2016-04-06 09:47:34.023: [079246] *  MDaemon configured to drop
connection when domain name unknown
Wed 2016-04-06 09:47:34.023: [079246] ---- End PTR results
Wed 2016-04-06 09:47:34.023: [079246] --> 501 5.7.0 180.250.87.43 does not
have valid PTR record
Wed 2016-04-06 09:47:34.023: [079246] SMTP session terminated (Bytes
in/out: 92/335)

Terima kasih.
--dedy

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