This IP address has been reported a total of
50
times from
47 distinct
sources.
59.3.43.121 was first reported on
, and the most recent report was
.
In the last 60 days, the top reporter locations were:
United States of America
with 9
reports;
Germany
with 8
reports;
France
with 7
reports.
The most common categories in these recent reports were:
Brute-Force
29
times;
SSH
27
times;
Web App Attack
12
times;
Port Scan
8
times;
Hacking
6
times;
Other
4
times.
Old Reports
The most recent abuse report for this IP address is from
. It is possible that this IP is no
longer involved in abusive activities.
Oct 8 08:25:02 cti1.cti.srvfarm.net sshd[1165862]: Connection closed by authenticating user admin 5 ...
show moreOct 8 08:25:02 cti1.cti.srvfarm.net sshd[1165862]: Connection closed by authenticating user admin 59.3.43.121 port 58156 [preauth]
Oct 8 08:26:33 cti1.cti.srvfarm.net sshd[1166288]: Invalid user user from 59.3.43.121 port 38118
Oct 8 08:26:41 cti1.cti.srvfarm.net sshd[1166288]: Connection closed by invalid user user 59.3.43.121 port 38118 [preauth]
Oct 8 08:28:44 cti1.cti.srvfarm.net sshd[1166734]: Connection closed by authenticating user root 59.3.43.121 port 47074 [preauth]
Oct 8 08:30:16 cti1.cti.srvfarm.net sshd[1167219]: Invalid user user from 59.3.43.121 port 56090
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SSH login attempt using an invalid username observed in server authentication logs.
Brute-Force
SSH
Anonymous
Suspicious brute-force activity detected by MikroTik and the source IP was added to the Brut_knock_B ...
show moreSuspicious brute-force activity detected by MikroTik and the source IP was added to the Brut_knock_Blacklist.
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Multiple unauthorized attempts to access using wrong credentials. Attack automatically blocked by Sk ...
show moreMultiple unauthorized attempts to access using wrong credentials. Attack automatically blocked by SkyDancer Ai. EXT-SYS-Vx
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Automated SSH brute-force attack detected. The IP repeatedly attempted to authenticate to port 22 us ...
show moreAutomated SSH brute-force attack detected. The IP repeatedly attempted to authenticate to port 22 using multiple usernames and password guesses within a short timeframe.
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Oct 7 14:29:27 servidor sshd[1469385]: Invalid user admin from 59.3.43.121 port 53338
Oct 7 14:29: ...
show moreOct 7 14:29:27 servidor sshd[1469385]: Invalid user admin from 59.3.43.121 port 53338
Oct 7 14:29:29 servidor sshd[1469385]: Failed password for invalid user admin from 59.3.43.121 port 53338 ssh2
Oct 7 14:29:34 servidor sshd[1469385]: Connection closed by invalid user admin 59.3.43.121 port 53338 [preauth]
...
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Brute-Force
SSH
Anonymous
2026-10-07T18:04:38.707680+02:00 host.nilsbossaller.de sshd[2450376]: pam_unix(sshd:auth): authentic ...
show more2026-10-07T18:04:38.707680+02:00 host.nilsbossaller.de sshd[2450376]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.3.43.121
2026-10-07T18:04:40.748248+02:00 host.nilsbossaller.de sshd[2450376]: Failed password for invalid user admin from 59.3.43.121 port 37978 ssh2
2026-10-07T18:04:45.847722+02:00 host.nilsbossaller.de sshd[2450376]: Connection closed by invalid user admin 59.3.43.121 port 37978 [preauth]
...
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2026-10-07T15:56:12.951867funtv73225.serv.host sshd[98447]: pam_unix(sshd:auth): authentication fail ...
show more2026-10-07T15:56:12.951867funtv73225.serv.host sshd[98447]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.3.43.121
2026-10-07T15:56:14.861434funtv73225.serv.host sshd[98447]: Failed password for invalid user admin from 59.3.43.121 port 50058 ssh2
2026-10-07T15:57:52.057983funtv73225.serv.host sshd[98450]: Invalid user user from 59.3.43.121 port 58374
...
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2026-10-07T16:14:02.721833+02:00 rpi4 sshd[2861659]: Invalid user admin from 59.3.43.121 port 40610
...
show more2026-10-07T16:14:02.721833+02:00 rpi4 sshd[2861659]: Invalid user admin from 59.3.43.121 port 40610
2026-10-07T16:15:13.452069+02:00 rpi4 sshd[2861855]: Invalid user user from 59.3.43.121 port 47476
2026-10-07T16:17:49.522093+02:00 rpi4 sshd[2862343]: Invalid user user from 59.3.43.121 port 34858
2026-10-07T16:22:08.980734+02:00 rpi4 sshd[2863129]: Invalid user orangepi from 59.3.43.121 port 60496
2026-10-07T16:23:39.499559+02:00 rpi4 sshd[2863428]: Invalid user support from 59.3.43.121 port 40830
...
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