Dear Pak Syafri,

Mohon pencerahannya Pak, untuk case ini kira2 ke blok di mana ya ?

Terima kasih atas perhatian dan kerjasamanya.


Sun 2021-08-29 20:36:00.546: ----------
Sun 2021-08-29 20:39:43.728: [07479661] Session 07479661; child 0001
Sun 2021-08-29 20:39:43.728: [07479661] Accepting SMTP connection from 103.21.217.43:21930 to 112.215.33.117:25 Sun 2021-08-29 20:39:43.729: [07479661] --> 220 mail.suthraresources.com ESMTP MDaemon 21.0.3; Sun, 29 Aug 2021 20:39:43 +0700
Sun 2021-08-29 20:39:43.741: [07479661] <-- EHLO esa-1.idt-shipping.site
Sun 2021-08-29 20:39:43.741: [07479661] --> 250-mail.suthraresources.com Hello esa-1.idt-shipping.site [103.21.217.43], pleased to meet you
Sun 2021-08-29 20:39:43.741: [07479661] --> 250-ETRN
Sun 2021-08-29 20:39:43.741: [07479661] --> 250-AUTH LOGIN CRAM-MD5 PLAIN
Sun 2021-08-29 20:39:43.741: [07479661] --> 250-8BITMIME
Sun 2021-08-29 20:39:43.741: [07479661] --> 250-ENHANCEDSTATUSCODES
Sun 2021-08-29 20:39:43.741: [07479661] --> 250-STARTTLS
Sun 2021-08-29 20:39:43.741: [07479661] --> 250 SIZE
Sun 2021-08-29 20:39:43.748: [07479661] <-- STARTTLS
Sun 2021-08-29 20:39:43.748: [07479661] --> 220 2.7.0 Ready to start TLS
Sun 2021-08-29 20:39:43.773: [07479661] SSL negotiation successful (TLS 1.2, 256 bit key exchange, 256 bit AES encryption)
Sun 2021-08-29 20:39:43.781: [07479661] <-- EHLO esa-1.idt-shipping.site
Sun 2021-08-29 20:39:43.781: [07479661] --> 250-mail.suthraresources.com Hello esa-1.idt-shipping.site [103.21.217.43], pleased to meet you
Sun 2021-08-29 20:39:43.781: [07479661] --> 250-ETRN
Sun 2021-08-29 20:39:43.781: [07479661] --> 250-AUTH LOGIN CRAM-MD5 PLAIN
Sun 2021-08-29 20:39:43.781: [07479661] --> 250-8BITMIME
Sun 2021-08-29 20:39:43.781: [07479661] --> 250-ENHANCEDSTATUSCODES
Sun 2021-08-29 20:39:43.781: [07479661] --> 250-REQUIRETLS
Sun 2021-08-29 20:39:43.781: [07479661] --> 250 SIZE
Sun 2021-08-29 20:39:43.789: [07479661] <-- MAIL FROM:<[email protected]> SIZE=211824
*Sun 2021-08-29 20:39:43.791: [07479661] --> 550 5.7.1 Sender unknown**
**Sun 2021-08-29 20:39:43.791: [07479661] Host screening refused connection to 122.200.144.137:25 from esa-1.idt-shipping.site [103.21.217.43:21930] (matched to line "all *.site refuse")* Sun 2021-08-29 20:39:43.793: [07479661] SMTP session terminated (Bytes in/out: 973/2269)


--
Regards,

Taufiko Wardian
IT/MIS Mgr.
PT. Bhumi Rantau Energi
PONDOK INDAH OFFICE TOWER 3, Lt. 7, Suite 701
Jl. Sultan Iskandar Muda Kav. V-TA
Pondok Pinang, Jakarta 12310
Phone : 021-7592 2993
Fax   : 021-7592 2992
Ext   : 173


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