Pada 02/02/22 10.49, Bambang Setiawan via Mdaemon-L menulis:
Bukan transkrip routing log, yang perlu saya lihat transkrip smtp-in
log dari spam mail tersebut.
Terlampir sample smtp log dari email tersebut pak
Wed 2022-02-02 08:25:47.987: 05: [21974619] Performing PTR lookup
(2.222.188.218.IN-ADDR.ARPA)
Wed 2022-02-02 08:25:47.991: 05: [21974619] * D=2.222.188.218.IN-ADDR.ARPA
TTL=(1406) PTR=[static-bbs-2-222-188-218-on-nets.com]
Wed 2022-02-02 08:25:48.044: 05: [21974619] * No A/AAAA records found
Wed 2022-02-02 08:25:48.044: 05: [21974619] ---- End PTR results
Mail ini mestinya ditolak kalau PTR check diaktifkan lengkap.
http://mdaemon.dutaint.co.id/mdaemon/21.5.0/security--reverse_lookup.html
[x] Perform PTR lookup on inbound SMTP connections
[x] ...send 501 and close connection if no PTR record exists (caution)
[x] ...send 501 and close connection if no PTR record match
[x] Exempt authenticated sessions
$ host static-bbs-2-222-188-218-on-nets.com 9.9.9.9
Using domain server:
Name: 9.9.9.9
Address: 9.9.9.9#53
Aliases:
Host static-bbs-2-222-188-218-on-nets.com not found: 3(NXDOMAIN)
--
syafril
--------
Syafril Hermansyah
MDaemon-L Moderators, running MDaemon 21.5.2 64 bit Beta C
Harap tidak cc: atau kirim ke private mail untuk masalah MDaemon.
I am who I am today because of the mistakes I made yesterday.
--- The Prolific Penman
--
--[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
