On 12/31/21 2:59 PM, Sony Aditya wrote:
Saya ada 2 email terlampir yang nyangkut di retry queue, mohon pencerahannya pak.


Fri 2021-12-31 14:42:10.581: [00878727] Resolving MX record for fpgins.co.id 
(DNS Server: 202.152.0.2)...
Fri 2021-12-31 14:42:10.591: [00878727] *  DNS server reports no valid records 
for the requested type found


receiving domain fpgins.co.id expired sehingga tidak punya DNS MX record.

$ whois fpgins.co.id

ID ccTLD whois server
Please see 'whois -h whois.id help' for usage.

Domain ID: PANDI-DO374266
Domain Name: fpgins.co.id
Created On: 2015-03-30 03:09:03
Last Updated On: 2021-03-01 18:09:03
Expiration Date: 2023-03-30 00:09:03
Status: serverTransferProhibited
Status: clientTransferProhibited

Sudah lama expirednya, 2021-03-30.


Fri 2021-12-31 14:53:31.094: [00879072] Resolving MX record for cbn.net.id (DNS 
Server: 202.152.0.2)...
Fri 2021-12-31 14:53:32.122: [00879072] <-- 220 mx1.emailsrvr.com ESMTP - VA 
Code Section 18.2-152.3:1 forbids sending spam through this system
Fri 2021-12-31 14:53:32.124: [00879072] --> EHLO mail.richtex.co.id
Fri 2021-12-31 14:53:32.382: [00879072] <-- 250-smtp13.gate.iad3a.rsapps.net 
says EHLO to 182.23.69.132:31701
Fri 2021-12-31 14:53:32.382: [00879072] <-- 250-SIZE 51200000
Fri 2021-12-31 14:53:32.382: [00879072] <-- 250-8BITMIME
Fri 2021-12-31 14:53:32.382: [00879072] <-- 250 ENHANCEDSTATUSCODES
Fri 2021-12-31 14:54:25.968: [00879072] Transfer Complete
Fri 2021-12-31 14:54:59.802: [00879072] Socket connection closed by the other 
side (how rude!)


Receiver menolak terima karena tidak bisa verify sender address/domain.
Penyebabnya karena SMTP port 25 terfilter sehingga tidak semua SMTP Protocol di response oleh sender host (mail.richtex.co.id); khususnya SMTP STARTTLS dan SMTP PIPELINING.

Hubungi ISP (lintasarta.net.id alias idola.net.id) untuk tidak memfilter outbound smtp (tcp) port 25, khususnya untuk server mail.richtex.co.id [182.23.69.132].


$ telnet 173.203.187.1 25
Trying 173.203.187.1...
Connected to 173.203.187.1.
Escape character is '^]'.
220 mx1.emailsrvr.com ESMTP - VA Code Section 18.2-152.3:1 forbids sending spam through this system
ehlo office.dutaint.co.id
250-smtp20.gate.iad3a.rsapps.net says EHLO to 103.141.180.222:32888
250-8BITMIME
250-SIZE 75000000
250-ENHANCEDSTATUSCODES
250-PIPELINING
250 STARTTLS



--
syafril
--------
Syafril Hermansyah
MDaemon-L Moderators, running MDaemon 21.5.1 64 bit
Harap tidak cc: atau kirim ke private mail untuk masalah MDaemon.

%
Menularkan pesimisme cuma perlu modal gombal. Tapi membangun harapan harus dengan kerja keras dan hasil nyata.
        --- Dahlan Iskan


--
--[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 21.5.1, SecurityGateway 8.0.4


Kirim email ke