Jun  8 13:51:03 web01.agentur-b-2.de postfix/smtpd[1448944]: NOQUEUE: reject: RCPT from unknown[208.187.167.76]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Jun  8 14:00:36 web01.agentur-b-2.de postfix/smtpd[1456096]: NOQUEUE: reject: RCPT from unknown[208.187.167.76]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Jun  8 14:00:36 web01.agentur-b-2.de postfix/smtpd[1453964]: NOQUEUE: reject: RCPT from unknown[208.187.167.76]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Jun  8 14:00:36 web01.agentur-b-2.de postfix/smtpd[1460346]: NOQUEUE: reject: RCPT from unknown[208.187.167.

2020-05-02 1jUirD-0003j0-HR H=hypnotic.onvacationnow.com \(hypnotic.awaykart.com\) \[208.187.167.69\] rejected **REMOVED** : REJECTED - You seem to be a spammer!
2020-05-02 H=hypnotic.onvacationnow.com \(hypnotic.awaykart.com\) \[208.187.167.69\] F=\ rejected RCPT \<**REMOVED**@**REMOVED**.de\>: Mail not accepted. 208.187.167.69 is listed at a DNSBL.
2020-05-02 H=hypnotic.onvacationnow.com \(hypnotic.awaykart.com\) \[208.187.167.69\] F=\ rejected RCPT \: Mail not accepted. 208.187.167.69 is listed at a DNSBL.

Apr 25 05:25:59 mail.srvfarm.net postfix/smtpd[850679]: NOQUEUE: reject: RCPT from unknown[208.187.167.80]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 25 05:26:01 mail.srvfarm.net postfix/smtpd[847819]: NOQUEUE: reject: RCPT from unknown[208.187.167.80]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 25 05:29:57 mail.srvfarm.net postfix/smtpd[849934]: NOQUEUE: reject: RCPT from unknown[208.187.167.80]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 25 05:35:29 mail.srvfarm.net postfix/smtpd[852086]: NOQUEUE: reject: RCPT f

Apr 21 05:26:00 web01.agentur-b-2.de postfix/smtpd[1805329]: NOQUEUE: reject: RCPT from unknown[208.187.167.75]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 21 05:26:00 web01.agentur-b-2.de postfix/smtpd[1805328]: NOQUEUE: reject: RCPT from unknown[208.187.167.75]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 21 05:27:05 web01.agentur-b-2.de postfix/smtpd[1805329]: NOQUEUE: reject: RCPT from unknown[208.187.167.75]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 21 05:31:18 web01.agentur-b-2.de postfix/smtpd[1805329]: NOQUEUE: reject: RCPT from unknown[208.187.167.75]: 450 4.7

Apr 17 05:22:40 web01.agentur-b-2.de postfix/smtpd[879560]: NOQUEUE: reject: RCPT from unknown[208.187.167.75]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 17 05:23:23 web01.agentur-b-2.de postfix/smtpd[879561]: NOQUEUE: reject: RCPT from unknown[208.187.167.75]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 17 05:25:52 web01.agentur-b-2.de postfix/smtpd[879560]: NOQUEUE: reject: RCPT from unknown[208.187.167.75]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 17 05:27:59 web01.agentur-b-2.de postfix/smtpd[879561]: NOQUEUE: reject: RCPT from unknown[208.187.167.75]

Apr 13 10:27:49 mail.srvfarm.net postfix/smtpd[794361]: NOQUEUE: reject: RCPT from unknown[208.187.167.85]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 13 10:29:00 mail.srvfarm.net postfix/smtpd[794365]: NOQUEUE: reject: RCPT from unknown[208.187.167.85]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 13 10:36:06 mail.srvfarm.net postfix/smtpd[794365]: NOQUEUE: reject: RCPT from unknown[208.187.167.85]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 13 10:36:08 mail.srvfarm.net postfix/smtpd[797902]: NOQUEUE: reject: RCPT from unknown[208.187.167.85]: 450 4.1.8 

Apr  4 16:42:12 mail.srvfarm.net postfix/smtpd[3342044]: NOQUEUE: reject: RCPT from unknown[208.187.167.79]: 554 5.7.1 Service unavailable; Client host [208.187.167.79] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?208.187.167.79; from= to= proto=ESMTP helo=
Apr  4 16:42:12 mail.srvfarm.net postfix/smtpd[3337935]: NOQUEUE: reject: RCPT from unknown[208.187.167.79]: 554 5.7.1 Service unavailable; Client host [208.187.167.79] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?208.187.167.79; from= to= proto=ESMTP helo=
Apr  4 16:44:05 mail.srvfarm.net postfix/smtpd[3335114]: NOQUEUE: reject: RCPT from unknown[208.187.167.79]: 554 5.7.1 Service unavailable; Client host [208.187.167.79] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?208.187.167.79; from=

Apr  2 05:32:28 mail.srvfarm.net postfix/smtpd[1752159]: NOQUEUE: reject: RCPT from own.onvacationnow.com[208.187.167.81]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr  2 05:32:55 mail.srvfarm.net postfix/smtpd[1753889]: NOQUEUE: reject: RCPT from own.onvacationnow.com[208.187.167.81]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr  2 05:36:27 mail.srvfarm.net postfix/smtpd[1753858]: NOQUEUE: reject: RCPT from own.onvacationnow.com[208.187.167.81]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr  2 05:36:27 mail.srvfarm.net postfix/smtpd[1755246]: NOQUEUE: reject: RCPT from own.onvacationnow.

Mar 29 05:25:28 mail.srvfarm.net postfix/smtpd[770787]: NOQUEUE: reject: RCPT from own.onvacationnow.com[208.187.167.81]: 554 5.7.1 Service unavailable; Client host [208.187.167.81] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=
Mar 29 05:25:29 mail.srvfarm.net postfix/smtpd[760944]: NOQUEUE: reject: RCPT from own.onvacationnow.com[208.187.167.81]: 554 5.7.1 Service unavailable; Client host [208.187.167.81] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=
Mar 29 05:25:30 mail.srvfarm.net postfix/smtpd[755659]: NOQUEUE: reject: RCPT from own.onvacationnow.com[208.187.167.81]: 554 5.7.1 Service unavailable; Client host [208.187.167.81] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBLCSS; from= to=

Mar 27 14:27:48 mail.srvfarm.net postfix/smtpd[3918921]: NOQUEUE: reject: RCPT from unknown[208.187.167.69]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 27 14:27:48 mail.srvfarm.net postfix/smtpd[3918666]: NOQUEUE: reject: RCPT from unknown[208.187.167.69]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 27 14:27:48 mail.srvfarm.net postfix/smtpd[3918860]: NOQUEUE: reject: RCPT from unknown[208.187.167.69]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 27 14:27:48 mail.srvfarm.net postfix/smtpd[3918862]: NOQUEUE: reject: RCPT from unknown[208.187.16

Mar 12 14:25:38 mail.srvfarm.net postfix/smtpd[1850438]: NOQUEUE: reject: RCPT from majestic.onvacationnow.com[208.187.167.75]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 12 14:25:38 mail.srvfarm.net postfix/smtpd[1850354]: NOQUEUE: reject: RCPT from majestic.onvacationnow.com[208.187.167.75]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 12 14:27:54 mail.srvfarm.net postfix/smtpd[1850354]: NOQUEUE: reject: RCPT from majestic.onvacationnow.com[208.187.167.75]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 12 14:27:54 mail.srvfarm.net postfix/smtpd[1850433]: NOQUEUE: reje

Mar  6 05:31:28 mail.srvfarm.net postfix/smtpd[1923012]: NOQUEUE: reject: RCPT from unknown[208.187.167.77]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar  6 05:31:35 mail.srvfarm.net postfix/smtpd[1924586]: NOQUEUE: reject: RCPT from unknown[208.187.167.77]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar  6 05:31:37 mail.srvfarm.net postfix/smtpd[1924634]: NOQUEUE: reject: RCPT from unknown[208.187.167.77]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar  6 05:31:47 mail.srvfarm.net postfix/smtpd[1924638]: NOQUEUE: reject: RCPT from unknown[208.1

Postfix RBL failed

$f2bV_matches

email spam

22.08.2020 11:25:01 SSH access blocked by firewall

Aug 22 08:41:34 vps sshd[17722]: Failed password for root from 200.11.139.233 port 43361 ssh2
Aug 22 08:48:00 vps sshd[18089]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.11.139.233 
Aug 22 08:48:02 vps sshd[18089]: Failed password for invalid user tester from 200.11.139.233 port 55002 ssh2
...

Aug 22 09:57:04 h2779839 sshd[21872]: Invalid user octopus from 170.239.108.6 port 57274
Aug 22 09:57:04 h2779839 sshd[21872]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=170.239.108.6
Aug 22 09:57:04 h2779839 sshd[21872]: Invalid user octopus from 170.239.108.6 port 57274
Aug 22 09:57:06 h2779839 sshd[21872]: Failed password for invalid user octopus from 170.239.108.6 port 57274 ssh2
Aug 22 10:01:41 h2779839 sshd[21956]: Invalid user git from 170.239.108.6 port 32956
Aug 22 10:01:41 h2779839 sshd[21956]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=170.239.108.6
Aug 22 10:01:41 h2779839 sshd[21956]: Invalid user git from 170.239.108.6 port 32956
Aug 22 10:01:43 h2779839 sshd[21956]: Failed password for invalid user git from 170.239.108.6 port 32956 ssh2
Aug 22 10:06:03 h2779839 sshd[22039]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=170.239.108.6  user=ro
...

Unauthorized connection attempt from IP address 14.251.82.241 on Port 445(SMB)

Aug 22 08:33:40 vm1 sshd[29333]: Failed password for root from 120.133.136.75 port 42965 ssh2
Aug 22 08:41:44 vm1 sshd[29521]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.133.136.75
...

Bruteforce detected by fail2ban

2020-08-22 12:46:26 dovecot_login authenticator failed for pr.predictams.live \(USER\) \[45.95.168.96\]: 535 Incorrect authentication data \(set_id=order@nopcommerce.it\)
2020-08-22 12:48:44 dovecot_login authenticator failed for pr.predictams.live \(USER\) \[45.95.168.96\]: 535 Incorrect authentication data \(set_id=order@nophost.com\)
2020-08-22 12:48:44 dovecot_login authenticator failed for pr.predictams.live \(USER\) \[45.95.168.96\]: 535 Incorrect authentication data \(set_id=order@opso.it\)
2020-08-22 12:53:23 dovecot_login authenticator failed for pr.predictams.live \(USER\) \[45.95.168.96\]: 535 Incorrect authentication data \(set_id=order@nopcommerce.it\)
2020-08-22 12:55:40 dovecot_login authenticator failed for pr.predictams.live \(USER\) \[45.95.168.96\]: 535 Incorrect authentication data \(set_id=order@opso.it\)
2020-08-22 12:55:40 dovecot_login authenticator failed for pr.predictams.live \(USER\) \[45.95.168.96\]: 535 Incorrect authentication data \(set_id=order@nophost.com\)

Unauthorized connection attempt from IP address 125.165.57.41 on Port 445(SMB)

Automatic Fail2ban report - Trying login SSH

Invalid user cod4server from 122.51.109.222 port 43636

Aug 22 13:18:56 nextcloud sshd\[10249\]: Invalid user ox from 112.172.192.14
Aug 22 13:18:56 nextcloud sshd\[10249\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.172.192.14
Aug 22 13:18:58 nextcloud sshd\[10249\]: Failed password for invalid user ox from 112.172.192.14 port 40302 ssh2

Aug 22 07:21:46 vps-51d81928 sshd[13176]: Invalid user Password!234 from 49.72.111.139 port 57796
Aug 22 07:21:46 vps-51d81928 sshd[13176]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.72.111.139 
Aug 22 07:21:46 vps-51d81928 sshd[13176]: Invalid user Password!234 from 49.72.111.139 port 57796
Aug 22 07:21:48 vps-51d81928 sshd[13176]: Failed password for invalid user Password!234 from 49.72.111.139 port 57796 ssh2
Aug 22 07:26:43 vps-51d81928 sshd[13246]: Invalid user 123456 from 49.72.111.139 port 58994
...

UDP port : 5353

Aug 22 07:37:28 PorscheCustomer sshd[32303]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.122.32.99
Aug 22 07:37:30 PorscheCustomer sshd[32303]: Failed password for invalid user murai from 103.122.32.99 port 57278 ssh2
Aug 22 07:40:59 PorscheCustomer sshd[32385]: Failed password for root from 103.122.32.99 port 43206 ssh2
...

Aug 19 08:45:11 v11 sshd[5780]: Invalid user cfr from 18.223.106.138 port 51776
Aug 19 08:45:11 v11 sshd[5780]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=18.223.106.138
Aug 19 08:45:13 v11 sshd[5780]: Failed password for invalid user cfr from 18.223.106.138 port 51776 ssh2
Aug 19 08:45:13 v11 sshd[5780]: Received disconnect from 18.223.106.138 port 51776:11: Bye Bye [preauth]
Aug 19 08:45:13 v11 sshd[5780]: Disconnected from 18.223.106.138 port 51776 [preauth]
Aug 19 09:00:52 v11 sshd[7774]: Invalid user ftpuser from 18.223.106.138 port 46460
Aug 19 09:00:52 v11 sshd[7774]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=18.223.106.138
Aug 19 09:00:55 v11 sshd[7774]: Failed password for invalid user ftpuser from 18.223.106.138 port 46460 ssh2
Aug 19 09:00:55 v11 sshd[7774]: Received disconnect from 18.223.106.138 port 46460:11: Bye Bye [preauth]
Aug 19 09:00:55 v11 sshd[7774]: Disconne........
-------------------------------