This IP address has been reported a total of
44
times from
36 distinct
sources.
161.51.212.11 was first reported on
, and the most recent report was
.
In the last 60 days, the top reporter locations were:
Germany
with 12
reports;
United States of America
with 5
reports;
United Kingdom of Great Britain and Northern Ireland
with 4
reports.
The most common categories in these recent reports were:
Brute-Force
39
times;
SSH
30
times;
Hacking
8
times;
Web App Attack
4
times;
Port Scan
4
times;
Other
2
times.
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.
Oct 5 02:27:37 obsidian sshd[2242871]: error: PAM: Authentication failure for root from 161.51.212. ...
show moreOct 5 02:27:37 obsidian sshd[2242871]: error: PAM: Authentication failure for root from 161.51.212.11
Oct 5 02:32:01 obsidian sshd[2252054]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=161.51.212.11 user=root
Oct 5 02:32:03 obsidian sshd[2252054]: Failed password for root from 161.51.212.11 port 34548 ssh2
...
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2026-10-05T02:27:26.908074+00:00 instance-20241105-1951 sshd[3179908]: Connection closed by authenti ...
show more2026-10-05T02:27:26.908074+00:00 instance-20241105-1951 sshd[3179908]: Connection closed by authenticating user root 161.51.212.11 port 49636 [preauth]
...
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Hacking
Brute-Force
SSH
Anonymous
SSH brute force attempt. User: root, Pass: [REDACTED]
Honeypot trap triggered: unsolicited TCP connection(s) to unused port(s) 2222 on a host running no s ...
show moreHoneypot trap triggered: unsolicited TCP connection(s) to unused port(s) 2222 on a host running no such service. There is no legitimate reason to connect to these ports.
Observed 1 connection(s) from 2026-10-04T23:46:47Z to 2026-10-04T23:46:47Z UTC.
2026-10-04T23:46:47Z tcp/2222 data: SSH-2.0-OpenSSH_8.9
Connection was blocked automatically at the firewall. Reported by an automated honeypot.
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2026-10-04T18:46:21.881650-06:00 node1.us sshd-session[3186575]: Connection closed by authenticating ...
show more2026-10-04T18:46:21.881650-06:00 node1.us sshd-session[3186575]: Connection closed by authenticating user root 161.51.212.11 port 45318 [preauth]
2026-10-04T18:50:32.097793-06:00 node1.us sshd-session[3191558]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=161.51.212.11 user=root
2026-10-04T18:50:33.878206-06:00 node1.us sshd-session[3191558]: Failed password for root from 161.51.212.11 port 42600 ssh2
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[00:42] Attempted SSH login with credentials root:5%************\#
Brute-Force
SSH
Anonymous
Oct 5 02:20:57 con01 sshd[3438872]: Failed password for root from 161.51.212.11 port 46554 ssh2
Oct ...
show moreOct 5 02:20:57 con01 sshd[3438872]: Failed password for root from 161.51.212.11 port 46554 ssh2
Oct 5 02:22:17 con01 sshd[3441528]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=161.51.212.11 user=root
Oct 5 02:22:19 con01 sshd[3441528]: Failed password for root from 161.51.212.11 port 41248 ssh2
Oct 5 02:22:41 con01 sshd[3442446]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=161.51.212.11 user=root
Oct 5 02:22:44 con01 sshd[3442446]: Failed password for root from 161.51.212.11 port 47922 ssh2
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