This IP address has been reported a total of
11
times from
8 distinct
sources.
138.16.172.4 was first reported on
, and the most recent report was
.
Recent Reports:
We have received reports of abusive activity from this IP address within the last week. It is
potentially still actively engaged in abusive activities.
Reporter
IoA Timestamp (UTC)
Comment
Categories
Anonymous
Failed login attempt detected by Fail2Ban in ssh jail
Jul 20 13:42:45 VM-c82b67c0-00f3-41d3-b3f0-c3814acd46f4 sshd[2659949]: Invalid user yandex from 138. ...
show moreJul 20 13:42:45 VM-c82b67c0-00f3-41d3-b3f0-c3814acd46f4 sshd[2659949]: Invalid user yandex from 138.16.172.4 port 41246
Jul 20 13:43:46 VM-c82b67c0-00f3-41d3-b3f0-c3814acd46f4 sshd[2660009]: Invalid user sonarqube from 138.16.172.4 port 40412
Jul 20 13:44:04 VM-c82b67c0-00f3-41d3-b3f0-c3814acd46f4 sshd[2660036]: Invalid user ses from 138.16.172.4 port 41054
Jul 20 13:46:10 VM-c82b67c0-00f3-41d3-b3f0-c3814acd46f4 sshd[2660185]: Invalid user sztz from 138.16.172.4 port 43002
Jul 20 13:46:58 VM-c82b67c0-00f3-41d3-b3f0-c3814acd46f4 sshd[2660225]: Invalid user xqzhang from 138.16.172.4 port 47016
...
show less
Jul 18 11:48:15 rooty sshd-session[48958]: Invalid user installer from 138.16.172.4 port 52792
Jul 1 ...
show moreJul 18 11:48:15 rooty sshd-session[48958]: Invalid user installer from 138.16.172.4 port 52792
Jul 18 11:48:41 rooty sshd-session[48968]: Invalid user test from 138.16.172.4 port 36544
Jul 18 11:49:31 rooty sshd-session[48979]: Invalid user userm from 138.16.172.4 port 39154
Jul 18 11:50:49 rooty sshd-session[48994]: Invalid user julian from 138.16.172.4 port 60710
Jul 18 11:51:15 rooty sshd-session[48999]: Invalid user support from 138.16.172.4 port 60634
...
show less
2026-07-18T10:46:30.821442+02:00 odroidxu4 sshd[5600]: Invalid user dudu from 138.16.172.4 port 4713 ...
show more2026-07-18T10:46:30.821442+02:00 odroidxu4 sshd[5600]: Invalid user dudu from 138.16.172.4 port 47138
2026-07-18T10:46:30.920435+02:00 odroidxu4 sshd[5600]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.16.172.4
2026-07-18T10:46:33.312774+02:00 odroidxu4 sshd[5600]: Failed password for invalid user dudu from 138.16.172.4 port 47138 ssh2
...
show less
Jul 17 11:44:41 rooty sshd-session[31500]: Invalid user postgres from 138.16.172.4 port 40902
Jul 17 ...
show moreJul 17 11:44:41 rooty sshd-session[31500]: Invalid user postgres from 138.16.172.4 port 40902
Jul 17 11:45:41 rooty sshd-session[31513]: Invalid user admin from 138.16.172.4 port 54174
Jul 17 11:46:40 rooty sshd-session[31522]: Invalid user pjm from 138.16.172.4 port 55704
Jul 17 11:47:37 rooty sshd-session[31532]: Invalid user diven from 138.16.172.4 port 57278
Jul 17 11:48:06 rooty sshd-session[31541]: Invalid user uplex from 138.16.172.4 port 41870
...
show less
Brute-Force
SSH
Anonymous
2026-07-17T10:44:59.781956jorgearce.es sshd[20593]: Invalid user postgres from 138.16.172.4 port 329 ...
show more2026-07-17T10:44:59.781956jorgearce.es sshd[20593]: Invalid user postgres from 138.16.172.4 port 32934
2026-07-17T10:44:59.888968jorgearce.es sshd[20593]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=v3171697.hosted-by-vdsina.ru
2026-07-17T10:45:01.573865jorgearce.es sshd[20593]: Failed password for invalid user postgres from 138.16.172.4 port 32934 ssh2
2026-07-17T10:45:28.966804jorgearce.es sshd[20689]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=v3171697.hosted-by-vdsina.ru user=root
2026-07-17T10:45:30.968902jorgearce.es sshd[20689]: Failed password for root from 138.16.172.4 port 43070 ssh2
...
show less