Dear Pak Syafril, Saya menemukan issue ini : Performing Backscatter Protection, kira-kira penyebabnya apa ya ?
Wed 2024-03-06 02:31:58.669: [13655447] Session 13655447; child 0002 Wed 2024-03-06 02:31:58.669: [13655447] Accepting SMTP connection from 210.210.188.92:24871 to 192.168.1.19:25 Wed 2024-03-06 02:31:58.669: [13655447] Location Screen says connection is from Indonesia, Asia Wed 2024-03-06 02:31:58.671: [13655447] --> 220 mail.aio.co.id ESMTP MDaemon 23.0.1; Wed, 06 Mar 2024 02:31:58 +0700 Wed 2024-03-06 02:31:58.673: [13655447] <-- EHLO mx-corp3.cbn.net.id Wed 2024-03-06 02:31:58.673: [13655447] --> 250-mail.aio.co.id Hello mx-corp3.cbn.net.id [210.210.188.92], pleased to meet you Wed 2024-03-06 02:31:58.673: [13655447] --> 250-ETRN Wed 2024-03-06 02:31:58.673: [13655447] --> 250-8BITMIME Wed 2024-03-06 02:31:58.673: [13655447] --> 250-ENHANCEDSTATUSCODES Wed 2024-03-06 02:31:58.673: [13655447] --> 250-PIPELINING Wed 2024-03-06 02:31:58.673: [13655447] --> 250-CHUNKING Wed 2024-03-06 02:31:58.673: [13655447] --> 250-STARTTLS Wed 2024-03-06 02:31:58.673: [13655447] --> 250 SIZE 52428800 Wed 2024-03-06 02:31:58.674: [13655447] <-- MAIL FROM:<> SIZE=5617 BODY=8BITMIME Wed 2024-03-06 02:31:58.676: [13655447] Performing SPF lookup (mx-corp3.cbn.net.id / 210.210.188.92) Wed 2024-03-06 02:31:58.683: [13655447] * Result: none; no SPF record in DNS Wed 2024-03-06 02:31:58.683: [13655447] ---- End SPF results Wed 2024-03-06 02:31:58.683: [13655447] --> 250 2.1.0 Sender OK Wed 2024-03-06 02:31:58.684: [13655447] <-- RCPT TO:<gsulaks...@aio.co.id> Wed 2024-03-06 02:31:58.686: [13655447] Performing Backscatter Protection... Wed 2024-03-06 02:31:58.687: [13655447] * Address: gsulaks...@aio.co.id Wed 2024-03-06 02:31:58.687: [13655447] * Verifier: <none> Wed 2024-03-06 02:31:58.687: [13655447] * Result: fail Wed 2024-03-06 02:31:58.687: [13655447] * Reject: Yes Wed 2024-03-06 02:31:58.687: [13655447] --- End Backscatter Protection Wed 2024-03-06 02:31:58.687: [13655447] --> 550 5.1.1 Backscatter Protection detected an invalid or expired email address Wed 2024-03-06 02:31:58.695: [13655447] <-- RSET Wed 2024-03-06 02:31:58.695: [13655447] --> 250 2.0.0 RSET? Well, OK Wed 2024-03-06 02:31:58.696: [13655447] <-- QUIT Wed 2024-03-06 02:31:58.696: [13655447] --> 221 2.0.0 See ya in cyberspace Wed 2024-03-06 02:31:58.696: [13655447] SMTP session terminated (Bytes in/out: 108/428) Wed 2024-03-06 02:31:58.696: ---------- Wed 2024-03-06 02:31:58.678: [13655448] Session 13655448; child 0003 Wed 2024-03-06 02:31:58.678: [13655448] Accepting SMTP connection from 210.210.188.92:24837 to 192.168.1.19:25 Wed 2024-03-06 02:31:58.678: [13655448] Location Screen says connection is from Indonesia, Asia Wed 2024-03-06 02:31:58.679: [13655448] --> 220 mail.aio.co.id ESMTP MDaemon 23.0.1; Wed, 06 Mar 2024 02:31:58 +0700 Wed 2024-03-06 02:31:58.681: [13655448] <-- EHLO mx-corp3.cbn.net.id Wed 2024-03-06 02:31:58.681: [13655448] --> 250-mail.aio.co.id Hello mx-corp3.cbn.net.id [210.210.188.92], pleased to meet you Wed 2024-03-06 02:31:58.681: [13655448] --> 250-ETRN Wed 2024-03-06 02:31:58.681: [13655448] --> 250-8BITMIME Wed 2024-03-06 02:31:58.681: [13655448] --> 250-ENHANCEDSTATUSCODES Wed 2024-03-06 02:31:58.681: [13655448] --> 250-PIPELINING Wed 2024-03-06 02:31:58.681: [13655448] --> 250-CHUNKING Wed 2024-03-06 02:31:58.681: [13655448] --> 250-STARTTLS Wed 2024-03-06 02:31:58.681: [13655448] --> 250 SIZE 52428800 Wed 2024-03-06 02:31:58.682: [13655448] <-- MAIL FROM:<> SIZE=5799 BODY=8BITMIME Wed 2024-03-06 02:31:58.688: [13655448] Performing SPF lookup (mx-corp3.cbn.net.id / 210.210.188.92) Wed 2024-03-06 02:31:58.691: [13655448] * Result: none; no SPF record in DNS Wed 2024-03-06 02:31:58.691: [13655448] ---- End SPF results Wed 2024-03-06 02:31:58.691: [13655448] --> 250 2.1.0 Sender OK Wed 2024-03-06 02:31:58.692: [13655448] <-- RCPT TO:<apamung...@aio.co.id> Wed 2024-03-06 02:31:58.693: [13655448] Performing Backscatter Protection... Wed 2024-03-06 02:31:58.693: [13655448] * Address: apamung...@aio.co.id Wed 2024-03-06 02:31:58.693: [13655448] * Verifier: <none> Wed 2024-03-06 02:31:58.693: [13655448] * Result: fail Wed 2024-03-06 02:31:58.693: [13655448] * Reject: Yes Wed 2024-03-06 02:31:58.693: [13655448] --- End Backscatter Protection Wed 2024-03-06 02:31:58.693: [13655448] --> 550 5.1.1 Backscatter Protection detected an invalid or expired email address Wed 2024-03-06 02:31:58.695: [13655448] <-- RSET Wed 2024-03-06 02:31:58.695: [13655448] --> 250 2.0.0 RSET? Well, OK Wed 2024-03-06 02:31:58.696: [13655448] <-- QUIT Wed 2024-03-06 02:31:58.696: [13655448] --> 221 2.0.0 See ya in cyberspace Wed 2024-03-06 02:31:58.696: [13655448] SMTP session terminated (Bytes in/out: 108/428) Wed 2024-03-06 02:31:58.700: ---------- Wed 2024-03-06 02:31:58.684: [13655449] Session 13655449; child 0004 Wed 2024-03-06 02:31:58.684: [13655449] Accepting SMTP connection from 210.210.188.92:24866 to 192.168.1.19:25 Wed 2024-03-06 02:31:58.684: [13655449] Location Screen says connection is from Indonesia, Asia Wed 2024-03-06 02:31:58.686: [13655449] --> 220 mail.aio.co.id ESMTP MDaemon 23.0.1; Wed, 06 Mar 2024 02:31:58 +0700 Wed 2024-03-06 02:31:58.688: [13655449] <-- EHLO mx-corp3.cbn.net.id Wed 2024-03-06 02:31:58.688: [13655449] --> 250-mail.aio.co.id Hello mx-corp3.cbn.net.id [210.210.188.92], pleased to meet you Wed 2024-03-06 02:31:58.688: [13655449] --> 250-ETRN Wed 2024-03-06 02:31:58.688: [13655449] --> 250-8BITMIME Wed 2024-03-06 02:31:58.688: [13655449] --> 250-ENHANCEDSTATUSCODES Wed 2024-03-06 02:31:58.688: [13655449] --> 250-PIPELINING Wed 2024-03-06 02:31:58.688: [13655449] --> 250-CHUNKING Wed 2024-03-06 02:31:58.688: [13655449] --> 250-STARTTLS Wed 2024-03-06 02:31:58.688: [13655449] --> 250 SIZE 52428800 Wed 2024-03-06 02:31:58.690: [13655449] <-- MAIL FROM:<> SIZE=5719 BODY=8BITMIME Wed 2024-03-06 02:31:58.692: [13655449] Performing SPF lookup (mx-corp3.cbn.net.id / 210.210.188.92) Wed 2024-03-06 02:31:58.694: [13655449] * Result: none; no SPF record in DNS Wed 2024-03-06 02:31:58.694: [13655449] ---- End SPF results Wed 2024-03-06 02:31:58.694: [13655449] --> 250 2.1.0 Sender OK Wed 2024-03-06 02:31:58.695: [13655449] <-- RCPT TO:<a...@aio.co.id> Wed 2024-03-06 02:31:58.696: [13655449] Performing Backscatter Protection... Wed 2024-03-06 02:31:58.696: [13655449] * Address: a...@aio.co.id Wed 2024-03-06 02:31:58.696: [13655449] * Verifier: <none> Wed 2024-03-06 02:31:58.696: [13655449] * Result: fail Wed 2024-03-06 02:31:58.696: [13655449] * Reject: Yes Wed 2024-03-06 02:31:58.696: [13655449] --- End Backscatter Protection Wed 2024-03-06 02:31:58.696: [13655449] --> 550 5.1.1 Backscatter Protection detected an invalid or expired email address Wed 2024-03-06 02:31:58.698: [13655449] <-- RSET Wed 2024-03-06 02:31:58.700: [13655449] --> 250 2.0.0 RSET? Well, OK Wed 2024-03-06 02:31:58.702: [13655449] <-- QUIT Wed 2024-03-06 02:31:58.702: [13655449] --> 221 2.0.0 See ya in cyberspace Wed 2024-03-06 02:31:58.702: [13655449] SMTP session terminated (Bytes in/out: 102/428) Wed 2024-03-06 02:31:58.703: ---------- Wed 2024-03-06 02:31:58.731: [13655450] Session 13655450; child 0002 Wed 2024-03-06 02:31:58.731: [13655450] Accepting SMTP connection from 210.210.188.92:24844 to 192.168.1.19:25 Wed 2024-03-06 02:31:58.731: [13655450] Location Screen says connection is from Indonesia, Asia Wed 2024-03-06 02:31:58.732: [13655450] --> 220 mail.aio.co.id ESMTP MDaemon 23.0.1; Wed, 06 Mar 2024 02:31:58 +0700 Wed 2024-03-06 02:31:58.735: [13655450] <-- EHLO mx-corp3.cbn.net.id Wed 2024-03-06 02:31:58.735: [13655450] --> 250-mail.aio.co.id Hello mx-corp3.cbn.net.id [210.210.188.92], pleased to meet you Wed 2024-03-06 02:31:58.735: [13655450] --> 250-ETRN Wed 2024-03-06 02:31:58.735: [13655450] --> 250-8BITMIME Wed 2024-03-06 02:31:58.735: [13655450] --> 250-ENHANCEDSTATUSCODES Wed 2024-03-06 02:31:58.735: [13655450] --> 250-PIPELINING Wed 2024-03-06 02:31:58.735: [13655450] --> 250-CHUNKING Wed 2024-03-06 02:31:58.735: [13655450] --> 250-STARTTLS Wed 2024-03-06 02:31:58.735: [13655450] --> 250 SIZE 52428800 Wed 2024-03-06 02:31:58.737: [13655450] <-- MAIL FROM:<> SIZE=5789 BODY=8BITMIME Wed 2024-03-06 02:31:58.739: [13655450] Performing SPF lookup (mx-corp3.cbn.net.id / 210.210.188.92) Wed 2024-03-06 02:31:58.742: [13655450] * Result: none; no SPF record in DNS Wed 2024-03-06 02:31:58.742: [13655450] ---- End SPF results Wed 2024-03-06 02:31:58.742: [13655450] --> 250 2.1.0 Sender OK Wed 2024-03-06 02:31:58.744: [13655450] <-- RCPT TO:<fjamalu...@aio.co.id> Wed 2024-03-06 02:31:58.745: [13655450] Performing Backscatter Protection... Wed 2024-03-06 02:31:58.745: [13655450] * Address: fjamalu...@aio.co.id Wed 2024-03-06 02:31:58.745: [13655450] * Verifier: <none> Wed 2024-03-06 02:31:58.745: [13655450] * Result: fail Wed 2024-03-06 02:31:58.745: [13655450] * Reject: Yes Wed 2024-03-06 02:31:58.745: [13655450] --- End Backscatter Protection Wed 2024-03-06 02:31:58.745: [13655450] --> 550 5.1.1 Backscatter Protection detected an invalid or expired email address Wed 2024-03-06 02:31:58.748: [13655450] <-- RSET Wed 2024-03-06 02:31:58.748: [13655450] --> 250 2.0.0 RSET? Well, OK Wed 2024-03-06 02:31:58.780: [13655450] <-- RSET Wed 2024-03-06 02:31:58.780: [13655450] --> 250 2.0.0 RSET? Well, OK Wed 2024-03-06 02:31:58.781: [13655450] <-- MAIL FROM:<> SIZE=12975 BODY=8BITMIME Wed 2024-03-06 02:31:58.783: [13655450] Performing SPF lookup (mx-corp3.cbn.net.id / 210.210.188.92) Wed 2024-03-06 02:31:58.786: [13655450] * Result: none; no SPF record in DNS Wed 2024-03-06 02:31:58.786: [13655450] ---- End SPF results Wed 2024-03-06 02:31:58.786: [13655450] --> 250 2.1.0 Sender OK Wed 2024-03-06 02:31:58.787: [13655450] <-- RCPT TO:<swira...@aio.co.id> Wed 2024-03-06 02:31:58.788: [13655450] Performing Backscatter Protection... Wed 2024-03-06 02:31:58.788: [13655450] * Address: swira...@aio.co.id Wed 2024-03-06 02:31:58.788: [13655450] * Verifier: <none> Wed 2024-03-06 02:31:58.788: [13655450] * Result: fail Wed 2024-03-06 02:31:58.788: [13655450] * Reject: Yes Wed 2024-03-06 02:31:58.788: [13655450] --- End Backscatter Protection Wed 2024-03-06 02:31:58.788: [13655450] --> 550 5.1.1 Backscatter Protection detected an invalid or expired email address Wed 2024-03-06 02:31:58.790: [13655450] <-- RSET Wed 2024-03-06 02:31:58.790: [13655450] --> 250 2.0.0 RSET? Well, OK Wed 2024-03-06 02:32:00.794: [13655450] Connection closed Wed 2024-03-06 02:32:00.794: [13655450] SMTP session terminated (Bytes in/out: 183/548) Wed 2024-03-06 02:32:00.794: ---------- Best Regards, Slamet Raharjo IT Dept. -- --[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 mdaemon-l-subscr...@dutaint.com Henti Langgan: Kirim mail ke mdaemon-l-unsubscr...@dutaint.com Versi terakhir: MDaemon 23.5.2, SecurityGateway 9.5.3