Selamat Siang Pak Syafril

Sudah beberapa minggu ini, email dari bank DBS bounce back selalu. Kira-
kira solusinya apa yah?

Terima kasih

<-- MAIL From:<dbsistatem...@dbs.com> SIZE=96932
Mon 2021-11-01 10:25:07.188: 05: Performing PTR lookup
(142.36.4.103.IN-ADDR.ARPA)
Mon 2021-11-01 10:25:07.194: 05: *  D=142.36.4.103.IN-ADDR.ARPA TTL=(5)
PTR=[mail10a.dbs.com]
Mon 2021-11-01 10:25:07.199: 05: *  D=mail10a.dbs.com TTL=(5)
A=[203.116.212.112]
Mon 2021-11-01 10:25:07.199: 05: *  D=mail10a.dbs.com TTL=(5)
A=[203.127.2.112]
Mon 2021-11-01 10:25:07.199: 05: *  MDaemon configured to drop connection
on PTR record mismatch
Mon 2021-11-01 10:25:07.199: 05: ---- End PTR results
Mon 2021-11-01 10:25:07.199: 03: --> 501 5.7.0 Domain must resolve
Mon 2021-11-01 10:25:07.199: 04: SMTP session terminated (Bytes in/out:
457/1938)
Mon 2021-11-01 10:25:07.199: 01: ----------
Mon 2021-11-01 10:25:07.049: 05: Session 904140; child 0003
Mon 2021-11-01 10:25:07.049: 05: Accepting SMTP connection from
103.4.36.142:49080 to 203.142.69.54:25
Mon 2021-11-01 10:25:07.051: 03: --> 220 email.rimaugroup.com ESMTP Mon, 01
Nov 2021 10:25:07 +0700
Mon 2021-11-01 10:25:07.067: 02: <-- EHLO mail10a.dbs.com
Mon 2021-11-01 10:25:07.067: 03: --> 250-email.rimaugroup.com Hello
mail10a.dbs.com [103.4.36.142], pleased to meet you
Mon 2021-11-01 10:25:07.067: 03: --> 250-ETRN
Mon 2021-11-01 10:25:07.067: 03: --> 250-AUTH LOGIN PLAIN
Mon 2021-11-01 10:25:07.067: 03: --> 250-8BITMIME
Mon 2021-11-01 10:25:07.067: 03: --> 250-ENHANCEDSTATUSCODES
Mon 2021-11-01 10:25:07.067: 03: --> 250-STARTTLS
Mon 2021-11-01 10:25:07.067: 03: --> 250 SIZE 25600000
Mon 2021-11-01 10:25:07.105: 02: <-- STARTTLS
Mon 2021-11-01 10:25:07.105: 03: --> 220 2.7.0 Ready to start TLS
Mon 2021-11-01 10:25:07.163: 01: SSL negotiation successful (TLS 1.2, 384
bit key exchange, 256 bit AES encryption)
Mon 2021-11-01 10:25:07.187: 02: <-- EHLO mail10a.dbs.com
Mon 2021-11-01 10:25:07.187: 03: --> 250-email.rimaugroup.com Hello
mail10a.dbs.com [103.4.36.142], pleased to meet you
Mon 2021-11-01 10:25:07.187: 03: --> 250-ETRN
Mon 2021-11-01 10:25:07.187: 03: --> 250-AUTH LOGIN PLAIN
Mon 2021-11-01 10:25:07.187: 03: --> 250-8BITMIME
Mon 2021-11-01 10:25:07.187: 03: --> 250-ENHANCEDSTATUSCODES
Mon 2021-11-01 10:25:07.187: 03: --> 250 SIZE 25600000

-- 
--[mdaemon-l]----------------------------------------------------------
Milis ini untuk Diskusi antar pengguna MDaemon Mail Server di Indonesia

Netiket: https://wiki.openstack.org/wiki/MailingListEtiquette
Arsip: http://mdaemon-l.dutaint.com
Dokumentasi : http://mdaemon.dutaint.co.id
Berlangganan: Kirim mail ke mdaemon-l-subscr...@dutaint.com
Henti Langgan: Kirim mail ke mdaemon-l-unsubscr...@dutaint.com
Versi terakhir: MDaemon 21.0.3, SecurityGateway 8.0.4

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