Recent reportsWe have received reports of abusive activity from this IP address within the last week. It is
potentially still actively engaged in abusive activities.
2026-11-14T03:07:03.285109+01:00 ubuntu sshd[404983]: error: maximum authentication attempts exceeded for invalid user pi from 99.28.45.251 port 41028 ssh2 [preauth]
2026-11-14T03:07:03.534813+01:00 ubuntu sshd[405022]: Connection from 99.28.45.251 p ...
show more2026-11-14T03:07:03.285109+01:00 ubuntu sshd[404983]: error: maximum authentication attempts exceeded for invalid user pi from 99.28.45.251 port 41028 ssh2 [preauth]
2026-11-14T03:07:03.534813+01:00 ubuntu sshd[405022]: Connection from 99.28.45.251 port 41042 on 212.227.20.142 port 22 rdomain ""
2026-11-14T03:07:11.520376+01:00 ubuntu sshd[405022]: Invalid user pi from 99.28.45.251 port 41042
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Nov 13 22:30:13 obsidian sshd[3303065]: Failed password for root from 99.28.45.251 port 49091 ssh2
Nov 13 22:30:17 obsidian sshd[3303065]: Failed password for root from 99.28.45.251 port 49091 ssh2
Nov 13 22:30:20 obsidian sshd[3303065]: Failed passw ...
show moreNov 13 22:30:13 obsidian sshd[3303065]: Failed password for root from 99.28.45.251 port 49091 ssh2
Nov 13 22:30:17 obsidian sshd[3303065]: Failed password for root from 99.28.45.251 port 49091 ssh2
Nov 13 22:30:20 obsidian sshd[3303065]: Failed password for root from 99.28.45.251 port 49091 ssh2
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Attack source identified and submitted via NetVexor BGP Blackhole Network
Port Scan
Hacking
Brute-Force
Anonymous
2026-11-11T05:56:08.025219+00:00 wp-app-12 sshd[1827477]: Invalid user pi from 99.28.45.251 port 47656
2026-11-11T05:56:17.853624+00:00 wp-app-12 sshd[1827499]: Invalid user test from 99.28.45.251 port 47675
2026-11-11T05:56:18.602510+00:00 wp-app-12 ...
show more2026-11-11T05:56:08.025219+00:00 wp-app-12 sshd[1827477]: Invalid user pi from 99.28.45.251 port 47656
2026-11-11T05:56:17.853624+00:00 wp-app-12 sshd[1827499]: Invalid user test from 99.28.45.251 port 47675
2026-11-11T05:56:18.602510+00:00 wp-app-12 sshd[1827499]: error: maximum authentication attempts exceeded for invalid user test from 99.28.45.251 port 47675 ssh2 [preauth]
2026-11-11T05:56:27.919648+00:00 wp-app-12 sshd[1827729]: Invalid user test from 99.28.45.251 port 47697
2026-11-11T05:56:28.857292+00:00 wp-app-12 sshd[1827729]: error: maximum authentication attempts exceeded for invalid user test from 99.28.45.251 port 47697 ssh2 [preauth]
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2026-11-11T01:45:03.980058+00:00 omair-ubuntu-22-04 sshd[3555282]: error: maximum authentication attempts exceeded for root from 99.28.45.251 port 43552 ssh2 [preauth]
2026-11-11T01:45:14.024115+00:00 omair-ubuntu-22-04 sshd[3555422]: error: maximum ...
show more2026-11-11T01:45:03.980058+00:00 omair-ubuntu-22-04 sshd[3555282]: error: maximum authentication attempts exceeded for root from 99.28.45.251 port 43552 ssh2 [preauth]
2026-11-11T01:45:14.024115+00:00 omair-ubuntu-22-04 sshd[3555422]: error: maximum authentication attempts exceeded for root from 99.28.45.251 port 43574 ssh2 [preauth]
2026-11-11T01:45:24.520905+00:00 omair-ubuntu-22-04 sshd[3555546]: error: maximum authentication attempts exceeded for root from 99.28.45.251 port 43600 ssh2 [preauth]
2026-11-11T01:45:38.909379+00:00 omair-ubuntu-22-04 sshd[3555746]: Invalid user pi from 99.28.45.251 port 43641
2026-11-11T01:45:48.492346+00:00 omair-ubuntu-22-04 sshd[3555824]: Invalid user oracle from 99.28.45.251 port 43663
2026-11-11T01:45:49.636056+00:00 omair-ubuntu-22-04 sshd[3555824]: error: maximum authentication attempts exceeded for invalid user oracle from 99.28.45.251 port 43663 ssh2 [preauth]
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2026-11-11T00:00:47.872196+02:00 tenorium.com sshd[197295]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=99.28.45.251
2026-11-11T00:00:50.156971+02:00 tenorium.com sshd[197295]: Failed password for invalid u ...
show more2026-11-11T00:00:47.872196+02:00 tenorium.com sshd[197295]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=99.28.45.251
2026-11-11T00:00:50.156971+02:00 tenorium.com sshd[197295]: Failed password for invalid user ftpuser from 99.28.45.251 port 43742 ssh2
2026-11-11T00:00:52.449436+02:00 tenorium.com sshd[197295]: Failed password for invalid user ftpuser from 99.28.45.251 port 43742 ssh2
2026-11-11T00:00:54.960035+02:00 tenorium.com sshd[197295]: Failed password for invalid user ftpuser from 99.28.45.251 port 43742 ssh2
2026-11-11T00:00:57.266522+02:00 tenorium.com sshd[197295]: Failed password for invalid user ftpuser from 99.28.45.251 port 43742 ssh2
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2026-11-10T07:39:01.351Z, an unauthorized SSH access attempt was detected from source IP address 99.28.45.251 by our NetFlow-based intrusion detection.
Port Scan
Brute-Force
SSH
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