Selamat siang Pak Syafril dan rekan sekalian,

Dari kemarin sampai hari ini, server saya sudah sekali terima email dari
Google atau Yahoo, bahkan lebih sering gagal terima.

Dibawah ini log dari SMTP(In) :

Tue 2025-08-12 13:05:16.472: 05: [66533858] Session 66533858; child 0030
Tue 2025-08-12 13:05:16.472: 05: [66533858] Accepting SMTP connection from
209.85.128.176:54563 to 192.168.19.4:25
Tue 2025-08-12 13:05:16.472: 03: [66533858] --> 220 mail.indokemika.co.id
ESMTP MDaemon 25.0.2; Tue, 12 Aug 2025 13:05:16 +0700
Tue 2025-08-12 13:05:16.698: 02: [66533858] <-- EHLO
mail-yw1-f176.google.com
Tue 2025-08-12 13:05:16.698: 03: [66533858] --> 250-mail.indokemika.co.id
Hello mail-yw1-f176.google.com [209.85.128.176], pleased to meet you
Tue 2025-08-12 13:05:16.698: 03: [66533858] --> 250-ETRN
Tue 2025-08-12 13:05:16.698: 03: [66533858] --> 250-AUTH LOGIN CRAM-MD5
PLAIN
Tue 2025-08-12 13:05:16.698: 03: [66533858] --> 250-8BITMIME
Tue 2025-08-12 13:05:16.698: 03: [66533858] --> 250-ENHANCEDSTATUSCODES
Tue 2025-08-12 13:05:16.698: 03: [66533858] --> 250-PIPELINING
Tue 2025-08-12 13:05:16.698: 03: [66533858] --> 250-CHUNKING
Tue 2025-08-12 13:05:16.698: 03: [66533858] --> 250-STARTTLS
Tue 2025-08-12 13:05:16.698: 03: [66533858] --> 250 SIZE 52428800
Tue 2025-08-12 13:05:16.923: 02: [66533858] <-- STARTTLS
Tue 2025-08-12 13:05:16.924: 03: [66533858] --> 220 2.7.0 Ready to start TLS
Tue 2025-08-12 13:05:17.377: 01: [66533858] SSL negotiation successful (TLS
1.2, TLS_RSA_WITH_AES_256_GCM_SHA384)
Tue 2025-08-12 13:05:17.603: 02: [66533858] <-- EHLO
mail-yw1-f176.google.com
Tue 2025-08-12 13:05:17.603: 03: [66533858] --> 250-mail.indokemika.co.id
Hello mail-yw1-f176.google.com [209.85.128.176], pleased to meet you
Tue 2025-08-12 13:05:17.603: 03: [66533858] --> 250-ETRN
Tue 2025-08-12 13:05:17.603: 03: [66533858] --> 250-AUTH LOGIN CRAM-MD5
PLAIN
Tue 2025-08-12 13:05:17.603: 03: [66533858] --> 250-8BITMIME
Tue 2025-08-12 13:05:17.603: 03: [66533858] --> 250-ENHANCEDSTATUSCODES
Tue 2025-08-12 13:05:17.603: 03: [66533858] --> 250-PIPELINING
Tue 2025-08-12 13:05:17.603: 03: [66533858] --> 250-CHUNKING
Tue 2025-08-12 13:05:17.603: 03: [66533858] --> 250-REQUIRETLS
Tue 2025-08-12 13:05:17.603: 03: [66533858] --> 250 SIZE 52428800
Tue 2025-08-12 13:05:17.828: 02: [66533858] <-- MAIL FROM:<
[email protected]> SIZE=2966
Tue 2025-08-12 13:05:17.834: 05: [66533858] Performing IP lookup (
mail-yw1-f176.google.com)
Tue 2025-08-12 13:07:17.834: 04: [66533858] *  DNS: 120 second wait for DNS
response exceeded (DNS Server: 8.8.8.8)
Tue 2025-08-12 13:07:17.846: 05: [66533858] *  D=mail-yw1-f176.google.com
TTL=(15) A=[209.85.128.176]
Tue 2025-08-12 13:07:17.846: 05: [66533858] ---- End IP lookup results
Tue 2025-08-12 13:07:17.846: 05: [66533858] Performing IP lookup (gmail.com)
Tue 2025-08-12 13:07:17.854: 05: [66533858] *  D=gmail.com TTL=(1)
A=[74.125.68.18]
Tue 2025-08-12 13:07:17.854: 05: [66533858] *  D=gmail.com TTL=(1)
A=[74.125.68.83]
Tue 2025-08-12 13:07:17.854: 05: [66533858] *  D=gmail.com TTL=(1)
A=[74.125.68.17]
Tue 2025-08-12 13:07:17.854: 05: [66533858] *  D=gmail.com TTL=(1)
A=[74.125.68.19]
Tue 2025-08-12 13:07:17.860: 05: [66533858] *  P=005 S=000 D=gmail.com
TTL=(21) MX=[gmail-smtp-in.l.google.com]
Tue 2025-08-12 13:07:17.860: 05: [66533858] *  P=010 S=003 D=gmail.com
TTL=(21) MX=[alt1.gmail-smtp-in.l.google.com]
Tue 2025-08-12 13:07:17.860: 05: [66533858] *  P=020 S=001 D=gmail.com
TTL=(21) MX=[alt2.gmail-smtp-in.l.google.com]
Tue 2025-08-12 13:07:17.860: 05: [66533858] *  P=030 S=002 D=gmail.com
TTL=(21) MX=[alt3.gmail-smtp-in.l.google.com]
Tue 2025-08-12 13:07:17.860: 05: [66533858] *  P=040 S=004 D=gmail.com
TTL=(21) MX=[alt4.gmail-smtp-in.l.google.com]
Tue 2025-08-12 13:09:17.861: 04: [66533858] *  DNS: 120 second wait for DNS
response exceeded (DNS Server: 8.8.8.8)
Tue 2025-08-12 13:09:17.873: 05: [66533858] *  D=gmail-smtp-in.l.google.com
TTL=(3) A=[142.251.12.27]
Tue 2025-08-12 13:09:17.875: 05: [66533858] *  D=
alt1.gmail-smtp-in.l.google.com TTL=(3) A=[192.178.163.27]
Tue 2025-08-12 13:09:17.877: 05: [66533858] *  D=
alt2.gmail-smtp-in.l.google.com TTL=(3) A=[172.217.78.26]
Tue 2025-08-12 13:09:17.878: 05: [66533858] *  D=
alt3.gmail-smtp-in.l.google.com TTL=(2) A=[142.250.101.26]
Tue 2025-08-12 13:09:17.880: 05: [66533858] *  D=
alt4.gmail-smtp-in.l.google.com TTL=(4) A=[192.178.164.27]
Tue 2025-08-12 13:09:17.880: 05: [66533858] ---- End IP lookup results
Tue 2025-08-12 13:09:17.882: 09: [66533858] Performing SPF lookup (
mail-yw1-f176.google.com / 209.85.128.176)
Tue 2025-08-12 13:11:17.883: 04: [66533858] *  DNS: 120 second wait for DNS
response exceeded (DNS Server: 8.8.8.8)
Tue 2025-08-12 13:13:17.896: 04: [66533858] *  DNS: 120 second wait for DNS
response exceeded (DNS Server: 202.158.3.7)
Tue 2025-08-12 13:13:17.912: 09: [66533858] *  Result: none; no SPF record
in DNS
Tue 2025-08-12 13:13:17.912: 09: [66533858] ---- End SPF results
Tue 2025-08-12 13:13:17.912: 09: [66533858] Performing SPF lookup (gmail.com
/ 209.85.128.176)
Tue 2025-08-12 13:13:17.912: 09: [66533858] *  Policy (cache): v=spf1
redirect=_spf.google.com
Tue 2025-08-12 13:13:17.912: 09: [66533858] *  Evaluating redirect=_
spf.google.com:
Tue 2025-08-12 13:13:17.912: 09: [66533858] *  Evaluating redirect=_
spf.google.com: performing lookup
Tue 2025-08-12 13:15:17.913: 04: [66533858] *  DNS: 120 second wait for DNS
response exceeded (DNS Server: 8.8.8.8)
Tue 2025-08-12 13:15:17.925: 09: [66533858] *    Policy: v=spf1 include:_
netblocks.google.com include:_netblocks2.google.com include:_
netblocks3.google.com ~all
Tue 2025-08-12 13:15:17.925: 09: [66533858] *    Evaluating include:_
netblocks.google.com: performing lookup
Tue 2025-08-12 13:17:17.926: 04: [66533858] *  DNS: 120 second wait for DNS
response exceeded (DNS Server: 8.8.8.8)
Tue 2025-08-12 13:17:17.938: 09: [66533858] *      Policy: v=spf1 ip4:
74.125.0.0/16 ip4:173.194.0.0/16 ip4:209.85.128.0/17 ip4:216.58.192.0/19
ip4:216.239.32.0/19 ~all
Tue 2025-08-12 13:17:17.938: 09: [66533858] *      Evaluating ip4:
74.125.0.0/16: no match
Tue 2025-08-12 13:17:17.938: 09: [66533858] *      Evaluating ip4:
173.194.0.0/16: no match
Tue 2025-08-12 13:17:17.938: 09: [66533858] *      Evaluating ip4:
209.85.128.0/17: match
Tue 2025-08-12 13:17:17.938: 09: [66533858] *    Evaluating include:_
netblocks.google.com: match
Tue 2025-08-12 13:17:17.938: 09: [66533858] *  Result: pass
Tue 2025-08-12 13:17:17.938: 09: [66533858] ---- End SPF results
Tue 2025-08-12 13:17:17.938: 03: [66533858] --> 250 2.1.0 Sender OK
Tue 2025-08-12 13:17:17.938: 02: [66533858] <-- RCPT TO:<
[email protected]>
Tue 2025-08-12 13:17:17.944: 05: [66533858] Performing DNS-BL lookup
(209.85.128.176 - connecting IP)
Tue 2025-08-12 13:17:18.123: 05: [66533858] *  bl.spamcop.net - passed
Tue 2025-08-12 13:17:18.157: 05: [66533858] *  cbl.abuseat.org - passed
Tue 2025-08-12 13:17:18.378: 05: [66533858] *  b.barracudacentral.org -
passed
Tue 2025-08-12 13:17:18.378: 05: [66533858] ---- End DNS-BL results
Tue 2025-08-12 13:17:18.379: 04: [66533858] *  Socket error 10053 -
Connection abort.
Tue 2025-08-12 13:17:18.379: 04: [66533858] SMTP session terminated (Bytes
in/out: 4139/3707)
Tue 2025-08-12 13:17:18.379: 01: ----------

Kira2 ini sebenarnya sumber permasalahannya di mana ya?
Mohon bantuan analisa Pak Syafril dan rekan2 milis sekalian.
Sebelumnya saya ucapkan terima kasih.

Rusdi

-- 
--[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.com
Berlangganan: Kirim mail ke [email protected]
Henti Langgan: Kirim mail ke [email protected]
Versi terakhir: MDaemon 25.0.3, SecurityGateway 11.0.1

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