This IP address has been reported a total of
20
times from
16 distinct
sources.
181.66.139.129 was first reported on
, and the most recent report was
.
In the last 60 days, the top reporter locations were:
Germany
with 11
reports;
France
with 4
reports;
Canada
with 1
report.
The most common categories in these recent reports were:
SSH
19
times;
Brute-Force
19
times;
Port Scan
1
time.
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.
Unauthorised SSH/Telnet login attempt with user "root" at 2026-10-08T02:51:14Z
Brute-Force
SSH
Anonymous
2026-10-08T01:34:46.113583+00:00 nosvoid.com sshd[3130479]: Failed password for invalid user palworl ...
show more2026-10-08T01:34:46.113583+00:00 nosvoid.com sshd[3130479]: Failed password for invalid user palworld from 181.66.139.129 port 17273 ssh2
2026-10-08T01:37:13.685052+00:00 nosvoid.com sshd[3135887]: Invalid user ias from 181.66.139.129 port 17870
2026-10-08T01:37:13.689294+00:00 nosvoid.com sshd[3135887]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.66.139.129
2026-10-08T01:37:16.070216+00:00 nosvoid.com sshd[3135887]: Failed password for invalid user ias from 181.66.139.129 port 17870 ssh2
2026-10-08T01:39:47.671137+00:00 nosvoid.com sshd[3141383]: Invalid user urban from 181.66.139.129 port 20003
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2026-10-08T08:05:21.082647+07:00 duxvn254251 sshd[2489750]: Invalid user ubuntu from 181.66.139.129 ...
show more2026-10-08T08:05:21.082647+07:00 duxvn254251 sshd[2489750]: Invalid user ubuntu from 181.66.139.129 port 19923
2026-10-08T08:07:08.887607+07:00 duxvn254251 sshd[2490199]: Invalid user yesung from 181.66.139.129 port 17028
2026-10-08T08:08:41.820145+07:00 duxvn254251 sshd[2490429]: Invalid user odoo from 181.66.139.129 port 22726
2026-10-08T08:10:13.826928+07:00 duxvn254251 sshd[2490880]: Invalid user loginuser from 181.66.139.129 port 21793
2026-10-08T08:13:23.263141+07:00 duxvn254251 sshd[2491564]: Invalid user adv from 181.66.139.129 port 21073
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Brute-Force
SSH
Anonymous
2026-10-08T01:05:25.329420+00:00 fnm-ffm2 sshd[1991783]: Invalid user ubuntu from 181.66.139.129 por ...
show more2026-10-08T01:05:25.329420+00:00 fnm-ffm2 sshd[1991783]: Invalid user ubuntu from 181.66.139.129 port 17109
2026-10-08T01:07:12.592571+00:00 fnm-ffm2 sshd[1992378]: Invalid user yesung from 181.66.139.129 port 20775
2026-10-08T01:08:45.421891+00:00 fnm-ffm2 sshd[1993147]: Invalid user odoo from 181.66.139.129 port 23470
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Brute-Force
SSH
Anonymous
2026-10-08T01:05:18.127536+00:00 nosvoid.com sshd[3066626]: Failed password for ubuntu from 181.66.1 ...
show more2026-10-08T01:05:18.127536+00:00 nosvoid.com sshd[3066626]: Failed password for ubuntu from 181.66.139.129 port 19093 ssh2
2026-10-08T01:07:04.051559+00:00 nosvoid.com sshd[3070598]: Invalid user yesung from 181.66.139.129 port 17514
2026-10-08T01:07:04.059128+00:00 nosvoid.com sshd[3070598]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.66.139.129
2026-10-08T01:07:06.767555+00:00 nosvoid.com sshd[3070598]: Failed password for invalid user yesung from 181.66.139.129 port 17514 ssh2
2026-10-08T01:08:37.642071+00:00 nosvoid.com sshd[3073963]: Invalid user odoo from 181.66.139.129 port 22209
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2026-10-08T01:04:36.741779+00:00 taxi sshd[1177512]: pam_unix(sshd:auth): authentication failure; lo ...
show more2026-10-08T01:04:36.741779+00:00 taxi sshd[1177512]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.66.139.129
2026-10-08T01:04:39.130084+00:00 taxi sshd[1177512]: Failed password for invalid user ubuntu from 181.66.139.129 port 20958 ssh2
2026-10-08T01:06:23.339673+00:00 taxi sshd[1177550]: Invalid user yesung from 181.66.139.129 port 20652
2026-10-08T01:06:23.342060+00:00 taxi sshd[1177550]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.66.139.129
2026-10-08T01:06:25.420061+00:00 taxi sshd[1177550]: Failed password for invalid user yesung from 181.66.139.129 port 20652 ssh2
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2026-10-08T00:56:09.680284+01:00 hostvu3 sshd-session[3695674]: Invalid user adminuser from 181.66.1 ...
show more2026-10-08T00:56:09.680284+01:00 hostvu3 sshd-session[3695674]: Invalid user adminuser from 181.66.139.129 port 21265
2026-10-08T01:04:35.337702+01:00 hostvu3 sshd-session[3697594]: Invalid user jhlee from 181.66.139.129 port 23844
2026-10-08T01:12:22.234373+01:00 hostvu3 sshd-session[3742249]: Invalid user ubuntu from 181.66.139.129 port 21596
2026-10-08T01:15:41.672300+01:00 hostvu3 sshd-session[3742937]: Invalid user ubuntu from 181.66.139.129 port 23618
2026-10-08T01:25:39.943650+01:00 hostvu3 sshd-session[3745225]: Invalid user kyle from 181.66.139.129 port 23348
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Brute-force login attempts on SSH | detected by Fail2Ban (ssh jail) | onlyops.app
Brute-Force
Anonymous
Oct 8 01:42:11 sd-55437 sshd[995031]: User root from 181.66.139.129 not allowed because not listed ...
show moreOct 8 01:42:11 sd-55437 sshd[995031]: User root from 181.66.139.129 not allowed because not listed in AllowUsers
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Brute-Force
SSH
Anonymous
2026-10-07T23:03:13.304399+00:00 de-fra2-unifi1 sshd[1718716]: Invalid user postgres from 181.66.139 ...
show more2026-10-07T23:03:13.304399+00:00 de-fra2-unifi1 sshd[1718716]: Invalid user postgres from 181.66.139.129 port 24388
2026-10-07T23:11:31.871263+00:00 de-fra2-unifi1 sshd[1719015]: Invalid user administrator from 181.66.139.129 port 23668
2026-10-07T23:19:27.147223+00:00 de-fra2-unifi1 sshd[1719094]: Invalid user daniela from 181.66.139.129 port 24840
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