Mar  6 14:24:33 mail.srvfarm.net postfix/smtpd[2128648]: NOQUEUE: reject: RCPT from unknown[63.82.48.71]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar  6 14:25:10 mail.srvfarm.net postfix/smtpd[2131722]: NOQUEUE: reject: RCPT from unknown[63.82.48.71]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar  6 14:25:10 mail.srvfarm.net postfix/smtpd[2116249]: NOQUEUE: reject: RCPT from unknown[63.82.48.71]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar  6 14:25:11 mail.srvfarm.net postfix/smtpd[2131454]: NOQUEUE: reject: RCPT from unknown[63.82.48.71]: 450 4.1.8 : Send

Feb 27 15:20:57  exim[4969]: [1\51] 1j7K22-0001I9-6p H=(rainstorm.kranbery.com) [63.82.48.71] F= rejected after DATA: This message scored 99.5 spam points.

Jun 10 05:40:34 mail.srvfarm.net postfix/smtpd[2068244]: NOQUEUE: reject: RCPT from unknown[63.82.48.245]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun 10 05:41:13 mail.srvfarm.net postfix/smtpd[2068037]: NOQUEUE: reject: RCPT from unknown[63.82.48.245]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun 10 05:44:06 mail.srvfarm.net postfix/smtpd[2068244]: NOQUEUE: reject: RCPT from unknown[63.82.48.245]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun 10 05:44:51 mail.srvfarm.net postfix/smtpd[2067986]: NOQUEUE: reject: RCPT from unknown[63.82.48.245]: 450 4.1.8 : Sender addr

Jun  5 17:26:18 web01.agentur-b-2.de postfix/smtpd[255076]: NOQUEUE: reject: RCPT from unknown[63.82.48.200]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Jun  5 17:26:18 web01.agentur-b-2.de postfix/smtpd[256572]: NOQUEUE: reject: RCPT from unknown[63.82.48.200]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Jun  5 17:29:00 web01.agentur-b-2.de postfix/smtpd[256572]: NOQUEUE: reject: RCPT from unknown[63.82.48.200]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Jun  5 17:34:35 web01.agentur-b-2.de postfix/smtpd[255076]: NOQUEUE: reject: RCPT from unknown[63.82.48.200]: 450 4.7.1 

Jun  5 16:37:47 mail.srvfarm.net postfix/smtpd[3129216]: NOQUEUE: reject: RCPT from unknown[63.82.48.254]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 16:42:01 mail.srvfarm.net postfix/smtpd[3132026]: NOQUEUE: reject: RCPT from unknown[63.82.48.254]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 16:44:00 mail.srvfarm.net postfix/smtpd[3129250]: NOQUEUE: reject: RCPT from unknown[63.82.48.254]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 16:46:39 mail.srvfarm.net postfix/smtpd[3132026]: NOQUEUE: reject: RCPT from unknown[63.82.48.254]: 450 4.1.8 

Postfix RBL failed

Jun  4 14:42:25 mail.srvfarm.net postfix/smtpd[2524285]: NOQUEUE: reject: RCPT from discover.jdmbrosllc.com[63.82.48.233]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  4 14:42:46 mail.srvfarm.net postfix/smtpd[2523659]: NOQUEUE: reject: RCPT from discover.jdmbrosllc.com[63.82.48.233]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  4 14:43:25 mail.srvfarm.net postfix/smtpd[2523656]: NOQUEUE: reject: RCPT from discover.jdmbrosllc.com[63.82.48.233]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  4 14:43:48 mail.srvfarm.net postfix/smtpd[2523330]: NOQUEUE: reject: RCPT from d

Jun  1 13:37:52 web01.agentur-b-2.de postfix/smtpd[592715]: NOQUEUE: reject: RCPT from unknown[63.82.48.244]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Jun  1 13:38:06 web01.agentur-b-2.de postfix/smtpd[591656]: NOQUEUE: reject: RCPT from unknown[63.82.48.244]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Jun  1 13:38:09 web01.agentur-b-2.de postfix/smtpd[592715]: NOQUEUE: reject: RCPT from unknown[63.82.48.244]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Jun  1 13:40:53 web01.agentur-b-2.de postfix/smtpd[592715]: NOQUEUE: reject: RCPT from unknown[63.82.48.244]: 450 4.7.1 : Helo command rej

May 20 01:33:40 web01.agentur-b-2.de postfix/smtpd[459681]: NOQUEUE: reject: RCPT from unknown[63.82.48.253]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
May 20 01:37:38 web01.agentur-b-2.de postfix/smtpd[461049]: NOQUEUE: reject: RCPT from unknown[63.82.48.253]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
May 20 01:38:17 web01.agentur-b-2.de postfix/smtpd[459681]: NOQUEUE: reject: RCPT from unknown[63.82.48.253]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
May 20 01:43:33 web01.agentur-b-2.de postfix/smtpd[459681]: NOQUEUE: reject: RCPT from unknown[63.82.48.253]: 450 4.7.1 

2020-05-10 H=pie.jdmbrosllc.com \(pie.ailacabs.com\) \[63.82.48.241\] F=\ rejected RCPT \<**REMOVED**_perl.org@**REMOVED**.de\>: Mail not accepted. 63.82.48.241 is listed at a DNSBL.
2020-05-10 H=pie.jdmbrosllc.com \(pie.ailacabs.com\) \[63.82.48.241\] F=\ rejected RCPT \<**REMOVED****REMOVED**perl.org@**REMOVED**.de\>: recipient blacklisted
2020-05-10 H=pie.jdmbrosllc.com \(pie.ailacabs.com\) \[63.82.48.241\] F=\ rejected RCPT \<**REMOVED**_last.fm@**REMOVED**.de\>: Mail not accepted. 63.82.48.241 is listed at a DNSBL.

May  5 06:30:37 web01.agentur-b-2.de postfix/smtpd[87093]: NOQUEUE: reject: RCPT from unknown[63.82.48.225]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
May  5 06:31:21 web01.agentur-b-2.de postfix/smtpd[87093]: NOQUEUE: reject: RCPT from unknown[63.82.48.225]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
May  5 06:33:34 web01.agentur-b-2.de postfix/smtpd[87277]: NOQUEUE: reject: RCPT from unknown[63.82.48.225]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
May  5 06:35:42 web01.agentur-b-2.de postfix/smtpd[87093]: NOQUEUE: reject: RCPT from unknown[63.82.48.225]: 450 4.7.1 : Helo command rejected: Host not found; f

May  2 05:34:14 web01.agentur-b-2.de postfix/smtpd[976469]: NOQUEUE: reject: RCPT from unknown[63.82.48.236]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
May  2 05:34:15 web01.agentur-b-2.de postfix/smtpd[976089]: NOQUEUE: reject: RCPT from unknown[63.82.48.236]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
May  2 05:35:52 web01.agentur-b-2.de postfix/smtpd[978764]: NOQUEUE: reject: RCPT from unknown[63.82.48.236]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
May  2 05:39:08 web01.agentur-b-2.de postfix/smtpd[983789]: NOQUEUE: reject: RCPT from unknown[63.82.48.236]: 450 4.7.1 : Helo command rejected:

May  1 15:00:00 mail.srvfarm.net postfix/smtpd[1274237]: NOQUEUE: reject: RCPT from unknown[63.82.48.245]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May  1 15:00:36 mail.srvfarm.net postfix/smtpd[1274215]: NOQUEUE: reject: RCPT from unknown[63.82.48.245]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May  1 15:00:40 mail.srvfarm.net postfix/smtpd[1274325]: NOQUEUE: reject: RCPT from unknown[63.82.48.245]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May  1 15:01:29 mail.srvfarm.net postfix/smtpd[1271594]: NOQUEUE: reject: RCPT from unknown[63.82.48.245]: 450 4.1.8 

Apr 30 22:31:47 mail.srvfarm.net postfix/smtpd[773728]: NOQUEUE: reject: RCPT from unknown[63.82.48.244]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 30 22:33:11 mail.srvfarm.net postfix/smtpd[773728]: NOQUEUE: reject: RCPT from unknown[63.82.48.244]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 30 22:33:19 mail.srvfarm.net postfix/smtpd[777594]: NOQUEUE: reject: RCPT from unknown[63.82.48.244]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 30 22:34:05 mail.srvfarm.net postfix/smtpd[778258]: NOQUEUE: reject: RCPT from unknown[63.82.48.244]: 450 4.1.8 : Sender addres

Apr 29 13:47:16 web01.agentur-b-2.de postfix/smtpd[1084617]: NOQUEUE: reject: RCPT from unknown[63.82.48.203]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 29 13:47:16 web01.agentur-b-2.de postfix/smtpd[1084901]: NOQUEUE: reject: RCPT from unknown[63.82.48.203]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 29 13:47:16 web01.agentur-b-2.de postfix/smtpd[1089891]: NOQUEUE: reject: RCPT from unknown[63.82.48.203]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 29 13:47:16 web01.agentur-b-2.de postfix/smtpd[1089892]: NOQUEUE: reject: RCPT from unknown[63.82.

Apr 25 05:49:59 mail.srvfarm.net postfix/smtpd[854255]: NOQUEUE: reject: RCPT from unknown[63.82.48.242]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 25 05:50:00 mail.srvfarm.net postfix/smtpd[854253]: NOQUEUE: reject: RCPT from unknown[63.82.48.242]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 25 05:50:00 mail.srvfarm.net postfix/smtpd[854252]: NOQUEUE: reject: RCPT from unknown[63.82.48.242]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 25 05:50:14 mail.srvfarm.net postfix/smtpd[853297]: NOQUEUE: reject: RCPT from unknown[63.82.48.242]: 450 4

Apr 24 05:31:51 web01.agentur-b-2.de postfix/smtpd[499241]: NOQUEUE: reject: RCPT from unknown[63.82.48.231]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 24 05:35:28 web01.agentur-b-2.de postfix/smtpd[499263]: NOQUEUE: reject: RCPT from unknown[63.82.48.231]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 24 05:35:51 web01.agentur-b-2.de postfix/smtpd[497817]: NOQUEUE: reject: RCPT from unknown[63.82.48.231]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 24 05:36:27 web01.agentur-b-2.de postfix/smtpd[500606]: NOQUEUE: reject: RCPT from unknown[63.82.48.231]: 450 4.7.1 : Helo command rejected: Host no

Aug 19 11:50:21 mailserver sshd\[30621\]: Invalid user julian from 59.124.90.113
...

20/8/18@23:48:56: FAIL: Alarm-Network address from=124.158.184.61
20/8/18@23:48:56: FAIL: Alarm-Network address from=124.158.184.61
...

"Unauthorized connection attempt on SSHD detected"

Aug 19 10:12:46 h1745522 sshd[26822]: Invalid user minecraft from 200.54.51.124 port 48570
Aug 19 10:12:46 h1745522 sshd[26822]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.54.51.124
Aug 19 10:12:46 h1745522 sshd[26822]: Invalid user minecraft from 200.54.51.124 port 48570
Aug 19 10:12:49 h1745522 sshd[26822]: Failed password for invalid user minecraft from 200.54.51.124 port 48570 ssh2
Aug 19 10:13:27 h1745522 sshd[26871]: Invalid user hkd from 200.54.51.124 port 56228
Aug 19 10:13:27 h1745522 sshd[26871]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.54.51.124
Aug 19 10:13:27 h1745522 sshd[26871]: Invalid user hkd from 200.54.51.124 port 56228
Aug 19 10:13:28 h1745522 sshd[26871]: Failed password for invalid user hkd from 200.54.51.124 port 56228 ssh2
Aug 19 10:14:07 h1745522 sshd[26912]: Invalid user sdn from 200.54.51.124 port 35678
...

Hits on port : 23

Attempted Brute Force (dovecot)

Aug 19 08:58:14 hosting sshd[9769]: Invalid user home from 46.105.149.168 port 58982
...

WordPress login Brute force / Web App Attack on client site.

Aug 18 22:10:55 php1 sshd\[20503\]: Invalid user srinivas from 51.89.149.241
Aug 18 22:10:55 php1 sshd\[20503\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.89.149.241
Aug 18 22:10:57 php1 sshd\[20503\]: Failed password for invalid user srinivas from 51.89.149.241 port 36078 ssh2
Aug 18 22:15:15 php1 sshd\[20827\]: Invalid user anaconda from 51.89.149.241
Aug 18 22:15:15 php1 sshd\[20827\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.89.149.241

Aug 19 10:27:52 dhoomketu sshd[2474122]: Invalid user teamspeak from 148.70.50.244 port 40066
Aug 19 10:27:52 dhoomketu sshd[2474122]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.50.244 
Aug 19 10:27:52 dhoomketu sshd[2474122]: Invalid user teamspeak from 148.70.50.244 port 40066
Aug 19 10:27:55 dhoomketu sshd[2474122]: Failed password for invalid user teamspeak from 148.70.50.244 port 40066 ssh2
Aug 19 10:32:31 dhoomketu sshd[2474215]: Invalid user nan from 148.70.50.244 port 33910
...

Aug 19 11:42:19 meumeu sshd[983673]: Invalid user demo from 190.145.12.233 port 57372
Aug 19 11:42:19 meumeu sshd[983673]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.145.12.233 
Aug 19 11:42:19 meumeu sshd[983673]: Invalid user demo from 190.145.12.233 port 57372
Aug 19 11:42:21 meumeu sshd[983673]: Failed password for invalid user demo from 190.145.12.233 port 57372 ssh2
Aug 19 11:46:20 meumeu sshd[983877]: Invalid user sampath from 190.145.12.233 port 37482
Aug 19 11:46:20 meumeu sshd[983877]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.145.12.233 
Aug 19 11:46:20 meumeu sshd[983877]: Invalid user sampath from 190.145.12.233 port 37482
Aug 19 11:46:22 meumeu sshd[983877]: Failed password for invalid user sampath from 190.145.12.233 port 37482 ssh2
Aug 19 11:50:28 meumeu sshd[984043]: Invalid user unix from 190.145.12.233 port 45822
...

Automatic report - Port Scan Attack

failed root login

SmallBizIT.US 7 packets to tcp(26608,26611,26614,26652,26676,26682,26687)

Aug 19 00:12:30 server sshd\[11973\]: Invalid user ben from 178.128.173.238 port 39696
Aug 19 00:13:26 server sshd\[12365\]: Invalid user info2 from 178.128.173.238 port 45746