This IP address has been reported a total of
8,762
times from
1,367 distinct
sources.
81.193.216.17 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.
2026-02-27T21:53:14.837450-05:00 site sshd-session[64401]: User root from 81.193.216.17 not allowed ...
show more2026-02-27T21:53:14.837450-05:00 site sshd-session[64401]: User root from 81.193.216.17 not allowed because not listed in AllowUsers
2026-02-27T21:59:34.335492-05:00 site sshd-session[64408]: User root from 81.193.216.17 not allowed because not listed in AllowUsers
2026-02-27T22:02:34.624355-05:00 site sshd-session[64419]: User root from 81.193.216.17 not allowed because not listed in AllowUsers
...
show less
2026-02-28T03:23:59.470823+01:00 sfdx sshd[58027]: Disconnected from authenticating user root 81.193 ...
show more2026-02-28T03:23:59.470823+01:00 sfdx sshd[58027]: Disconnected from authenticating user root 81.193.216.17 port 41798 [preauth]
2026-02-28T03:27:05.108970+01:00 sfdx sshd[58091]: Disconnected from authenticating user root 81.193.216.17 port 32898 [preauth]
...
show less
Feb 27 22:51:53 lasmivm01 sshd[1352500]: Failed password for root from 81.193.216.17 port 42102 ssh2 ...
show moreFeb 27 22:51:53 lasmivm01 sshd[1352500]: Failed password for root from 81.193.216.17 port 42102 ssh2
Feb 27 22:54:48 lasmivm01 sshd[1353265]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.193.216.17 user=root
Feb 27 22:54:50 lasmivm01 sshd[1353265]: Failed password for root from 81.193.216.17 port 60986 ssh2
...
show less
Feb 27 18:51:22 ganymede sshd[40574]: Failed password for root from 81.193.216.17 port 57960 ssh2
Fe ...
show moreFeb 27 18:51:22 ganymede sshd[40574]: Failed password for root from 81.193.216.17 port 57960 ssh2
Feb 27 18:54:21 ganymede sshd[40609]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.193.216.17 user=root
Feb 27 18:54:23 ganymede sshd[40609]: Failed password for root from 81.193.216.17 port 48646 ssh2
...
show less
2026-02-28T02:28:55.558941+01:00 Linux10 sshd-session[3715423]: pam_unix(sshd:auth): authentication ...
show more2026-02-28T02:28:55.558941+01:00 Linux10 sshd-session[3715423]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.193.216.17 user=root
2026-02-28T02:28:57.454388+01:00 Linux10 sshd-session[3715423]: Failed password for root from 81.193.216.17 port 48310 ssh2
2026-02-28T02:31:52.345334+01:00 Linux10 sshd-session[3727165]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.193.216.17 user=root
2026-02-28T02:31:54.000729+01:00 Linux10 sshd-session[3727165]: Failed password for root from 81.193.216.17 port 38626 ssh2
2026-02-28T02:35:02.306294+01:00 Linux10 sshd-session[3739184]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.193.216.17 user=root
2026-02-28T02:35:04.239385+01:00 Linux10 sshd-session[3739184]: Failed password for root from 81.193.216.17 port 57158 ssh2
2026-02-28T02:38:08.875949+01:00 Linux10 sshd-session[3750701]: pam_unix(sshd:auth): authenticati
...
show less
Brute-Force
SSH
Anonymous
2026-02-28T02:34:48.758617 mail2.akcurate.de sshd[52868]: Disconnected from authenticating user root ...
show more2026-02-28T02:34:48.758617 mail2.akcurate.de sshd[52868]: Disconnected from authenticating user root 81.193.216.17 port 38964 [preauth]
2026-02-28T02:37:55.057291 mail2.akcurate.de sshd[52943]: Disconnected from authenticating user root 81.193.216.17 port 57464 [preauth]
...
show less
FFM Feb 28 02:03:44 websrv01 sshd[3548684]: Failed password for root from 81.193.216.17 port 42920 s ...
show moreFFM Feb 28 02:03:44 websrv01 sshd[3548684]: Failed password for root from 81.193.216.17 port 42920 ssh2
Feb 28 02:07:15 websrv01 sshd[3549298]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.193.216.17 user=root
Feb 28 02:07:17 websrv01 sshd[3549298]: Failed password for root from 81.193.216.17 port 37674 ssh2
Feb 28 02:10:11 websrv01 sshd[3550351]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.193.216.17 user=root
Feb 28 02:10:13 websrv01 sshd[3550351]: Failed password for root from 81.193.216.17 port 56184 ssh2
show less
(sshd) Failed SSH login from 81.193.216.17 (PT/Portugal/bl4-216-17.dsl.telepac.pt): 5 in the last 36 ...
show more(sshd) Failed SSH login from 81.193.216.17 (PT/Portugal/bl4-216-17.dsl.telepac.pt): 5 in the last 3600 secs; Ports: *; Direction: 1; Trigger: LF_SSHD; Logs: Feb 27 19:13:19 14140 sshd[8924]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.193.216.17 user=root
Feb 27 19:13:22 14140 sshd[8924]: Failed password for root from 81.193.216.17 port 45698 ssh2
Feb 27 19:17:48 14140 sshd[9455]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.193.216.17 user=root
Feb 27 19:17:50 14140 sshd[9455]: Failed password for root from 81.193.216.17 port 50476 ssh2
Feb 27 19:20:46 14140 sshd[9826]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.193.216.17 user=root
show less