This IP address has been reported a total of
97
times from
66 distinct
sources.
139.59.166.56 was first reported on
, and the most recent report was
.
In the last 60 days, the top reporter locations were:
Germany
with 23
reports;
United States of America
with 11
reports;
Japan
with 9
reports.
The most common categories in these recent reports were:
Brute-Force
87
times;
SSH
85
times;
Web App Attack
5
times;
Port Scan
5
times;
Hacking
3
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.
2026-10-11T23:29:36.682629 mail2.akcurate.de sshd-session[88446]: Invalid user reward from 139.59.16 ...
show more2026-10-11T23:29:36.682629 mail2.akcurate.de sshd-session[88446]: Invalid user reward from 139.59.166.56 port 45410
2026-10-11T23:29:36.703407 mail2.akcurate.de sshd-session[88446]: Connection closed by invalid user reward 139.59.166.56 port 45410 [preauth]
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Brute-Force
SSH
Anonymous
2026-10-12T05:22:23.666231+08:00 infs-topslab sshd[382087]: Invalid user logserver from 139.59.166.5 ...
show more2026-10-12T05:22:23.666231+08:00 infs-topslab sshd[382087]: Invalid user logserver from 139.59.166.56 port 46044
2026-10-12T05:25:03.654959+08:00 infs-topslab sshd[382099]: Connection from 139.59.166.56 port 42182 on 172.235.192.168 port 22 rdomain ""
2026-10-12T05:25:04.612051+08:00 infs-topslab sshd[382099]: Invalid user logs from 139.59.166.56 port 42182
2026-10-12T05:27:42.850362+08:00 infs-topslab sshd[382110]: Connection from 139.59.166.56 port 33616 on 172.235.192.168 port 22 rdomain ""
2026-10-12T05:27:43.814010+08:00 infs-topslab sshd[382110]: Invalid user logdb from 139.59.166.56 port 33616
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2026-10-11T23:17:04.940895+02:00 serveur sshd-session[2599279]: Invalid user gitlab from 139.59.166. ...
show more2026-10-11T23:17:04.940895+02:00 serveur sshd-session[2599279]: Invalid user gitlab from 139.59.166.56 port 40228
2026-10-11T23:19:40.757117+02:00 serveur sshd-session[2600114]: Invalid user github from 139.59.166.56 port 46002
2026-10-11T23:22:17.880546+02:00 serveur sshd-session[2601043]: Invalid user logserver from 139.59.166.56 port 42904
2026-10-11T23:24:58.852236+02:00 serveur sshd-session[2601903]: Invalid user logs from 139.59.166.56 port 47108
2026-10-11T23:27:37.597773+02:00 serveur sshd-session[2602889]: Invalid user logdb from 139.59.166.56 port 53346
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2026-10-11T23:09:40.197559+02:00 cknpih001 sshd[3229544]: Failed password for invalid user dolphinsc ...
show more2026-10-11T23:09:40.197559+02:00 cknpih001 sshd[3229544]: Failed password for invalid user dolphinscheduler from 139.59.166.56 port 54310 ssh2
2026-10-11T23:12:20.308872+02:00 cknpih001 sshd[3230286]: Invalid user dolphinscheduler from 139.59.166.56 port 41238
2026-10-11T23:12:20.341689+02:00 cknpih001 sshd[3230286]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.166.56
2026-10-11T23:12:22.754217+02:00 cknpih001 sshd[3230286]: Failed password for invalid user dolphinscheduler from 139.59.166.56 port 41238 ssh2
2026-10-11T23:14:59.240420+02:00 cknpih001 sshd[3230999]: Invalid user git from 139.59.166.56 port 45882
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Oct 12 00:11:41 site3 sshd\[46890\]: Invalid user dolphinscheduler from 139.59.166.56
Oct 12 00:11:4 ...
show moreOct 12 00:11:41 site3 sshd\[46890\]: Invalid user dolphinscheduler from 139.59.166.56
Oct 12 00:11:41 site3 sshd\[46890\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.166.56
Oct 12 00:11:43 site3 sshd\[46890\]: Failed password for invalid user dolphinscheduler from 139.59.166.56 port 51518 ssh2
Oct 12 00:14:19 site3 sshd\[46901\]: Invalid user git from 139.59.166.56
Oct 12 00:14:19 site3 sshd\[46901\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.166.56
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Brute-Force
SSH
Anonymous
2026-10-11 21:56:40,393 fail2ban.actions [14514]: NOTICE [sshd] Ban 139.59.166.56
2026-10-11 ...
show more2026-10-11 21:56:40,393 fail2ban.actions [14514]: NOTICE [sshd] Ban 139.59.166.56
2026-10-11 22:11:04,458 fail2ban.actions [14514]: NOTICE [sshd] Ban 139.59.166.56
2026-10-11 22:26:41,171 fail2ban.actions [14514]: NOTICE [sshd] Ban 139.59.166.56
2026-10-11 22:55:39,992 fail2ban.actions [14514]: NOTICE [sshd] Ban 139.59.166.56
2026-10-11 23:11:36,344 fail2ban.actions [14514]: NOTICE [sshd] Ban 139.59.166.56
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Oct 11 22:11:23 vmi1756752 sshd[646283]: Invalid user dolphinscheduler from 139.59.166.56 port 47008 ...
show moreOct 11 22:11:23 vmi1756752 sshd[646283]: Invalid user dolphinscheduler from 139.59.166.56 port 47008
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2026-10-11T23:07:41.922151+02:00 eproxy sshd[1627591]: Invalid user dolphinscheduler from 139.59.166 ...
show more2026-10-11T23:07:41.922151+02:00 eproxy sshd[1627591]: Invalid user dolphinscheduler from 139.59.166.56 port 49246
2026-10-11T23:10:25.142178+02:00 eproxy sshd[1627693]: Invalid user dolphinscheduler from 139.59.166.56 port 59500
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Web App Attack
Anonymous
SSH brute force attempt. User: dolphinscheduler, Pass: [REDACTED]
Brute-Force
SSH
Anonymous
2026-10-12T05:01:16.545164+08:00 infs-topslab sshd[381952]: Invalid user dolphinscheduler from 139.5 ...
show more2026-10-12T05:01:16.545164+08:00 infs-topslab sshd[381952]: Invalid user dolphinscheduler from 139.59.166.56 port 54980
2026-10-12T05:03:52.843019+08:00 infs-topslab sshd[381961]: Connection from 139.59.166.56 port 57078 on 172.235.192.168 port 22 rdomain ""
2026-10-12T05:03:53.830690+08:00 infs-topslab sshd[381961]: Invalid user dolphinscheduler from 139.59.166.56 port 57078
2026-10-12T05:06:28.878530+08:00 infs-topslab sshd[381968]: Connection from 139.59.166.56 port 37190 on 172.235.192.168 port 22 rdomain ""
2026-10-12T05:06:29.850907+08:00 infs-topslab sshd[381968]: Invalid user dolphinscheduler from 139.59.166.56 port 37190
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