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AbuseIPDB » 42.51.49.166

42.51.49.166 was found in our database!

This IP was reported 308 times. Confidence of Abuse is 100%: ?

100%

ISP	Henan Telcom Union Technology Co., LTD
Usage Type	Data Center/Web Hosting/Transit
ASN	AS56005
Domain Name	htu.cc
Country	🇨🇳 China
City	Zhengzhou, Henan

IP info including ISP, Usage Type, and Location provided by IPInfo. Updated weekly.

Report 42.51.49.166

Whois 42.51.49.166

IP Abuse Reports for 42.51.49.166:

This IP address has been reported a total of 308 times from 183 distinct sources. 42.51.49.166 was first reported on May 7th 2026, and the most recent report was 2 hours ago.

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.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇩🇪 AetherFox	2026-07-11 09:34:01 (2 hours ago)	Jul 11 11:31:12 nexus-node-02 sshd[1676634]: Invalid user server from 42.51.49.166 port 36206 Jul 11 ... show more Jul 11 11:31:12 nexus-node-02 sshd[1676634]: Invalid user server from 42.51.49.166 port 36206 Jul 11 11:31:12 nexus-node-02 sshd[1676634]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.49.166 Jul 11 11:31:14 nexus-node-02 sshd[1676634]: Failed password for invalid user server from 42.51.49.166 port 36206 ssh2 Jul 11 11:33:58 nexus-node-02 sshd[1676642]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.49.166 user=root Jul 11 11:34:00 nexus-node-02 sshd[1676642]: Failed password for root from 42.51.49.166 port 43724 ssh2 ... show less	Brute-Force SSH
🇩🇪 AetherFox	2026-07-11 09:06:23 (3 hours ago)	Jul 11 11:03:33 nexus-node-02 sshd[1676400]: Invalid user kitchen from 42.51.49.166 port 45690 Jul 1 ... show more Jul 11 11:03:33 nexus-node-02 sshd[1676400]: Invalid user kitchen from 42.51.49.166 port 45690 Jul 11 11:03:33 nexus-node-02 sshd[1676400]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.49.166 Jul 11 11:03:35 nexus-node-02 sshd[1676400]: Failed password for invalid user kitchen from 42.51.49.166 port 45690 ssh2 Jul 11 11:06:20 nexus-node-02 sshd[1676424]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.49.166 user=root Jul 11 11:06:22 nexus-node-02 sshd[1676424]: Failed password for root from 42.51.49.166 port 53206 ssh2 ... show less	Brute-Force SSH
🇩🇪 AetherFox	2026-07-11 08:44:04 (3 hours ago)	Jul 11 10:41:14 nexus-node-02 sshd[1676234]: pam_unix(sshd:auth): authentication failure; logname= u ... show more Jul 11 10:41:14 nexus-node-02 sshd[1676234]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.49.166 Jul 11 10:41:16 nexus-node-02 sshd[1676234]: Failed password for invalid user polar from 42.51.49.166 port 41958 ssh2 Jul 11 10:44:01 nexus-node-02 sshd[1676247]: Invalid user user1 from 42.51.49.166 port 49482 Jul 11 10:44:01 nexus-node-02 sshd[1676247]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.49.166 Jul 11 10:44:03 nexus-node-02 sshd[1676247]: Failed password for invalid user user1 from 42.51.49.166 port 49482 ssh2 ... show less	Brute-Force SSH
🇨🇦 hpg	2026-07-11 08:39:50 (3 hours ago)	29 invalid SSH login attempts from 42.51.49.166 in the last 1.4 hours	Brute-Force SSH
🇩🇪 AetherFox	2026-07-11 08:21:33 (4 hours ago)	Jul 11 10:18:39 nexus-node-02 sshd[1676039]: pam_unix(sshd:auth): authentication failure; logname= u ... show more Jul 11 10:18:39 nexus-node-02 sshd[1676039]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.49.166 Jul 11 10:18:41 nexus-node-02 sshd[1676039]: Failed password for invalid user tezos from 42.51.49.166 port 38222 ssh2 Jul 11 10:21:31 nexus-node-02 sshd[1676071]: Invalid user magda from 42.51.49.166 port 45744 Jul 11 10:21:31 nexus-node-02 sshd[1676071]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.49.166 Jul 11 10:21:33 nexus-node-02 sshd[1676071]: Failed password for invalid user magda from 42.51.49.166 port 45744 ssh2 ... show less	Brute-Force SSH
🇩🇪 AetherFox	2026-07-11 07:59:06 (4 hours ago)	Jul 11 09:53:28 nexus-node-02 sshd[1675883]: Failed password for invalid user applmgr from 42.51.49. ... show more Jul 11 09:53:28 nexus-node-02 sshd[1675883]: Failed password for invalid user applmgr from 42.51.49.166 port 55204 ssh2 Jul 11 09:56:15 nexus-node-02 sshd[1675895]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.49.166 user=root Jul 11 09:56:17 nexus-node-02 sshd[1675895]: Failed password for root from 42.51.49.166 port 34486 ssh2 Jul 11 09:59:04 nexus-node-02 sshd[1675909]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.49.166 user=root Jul 11 09:59:06 nexus-node-02 sshd[1675909]: Failed password for root from 42.51.49.166 port 42010 ssh2 ... show less	Brute-Force SSH
🇩🇪 AetherFox	2026-07-11 07:33:38 (4 hours ago)	Jul 11 09:30:46 nexus-node-02 sshd[1675736]: pam_unix(sshd:auth): authentication failure; logname= u ... show more Jul 11 09:30:46 nexus-node-02 sshd[1675736]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.49.166 user=root Jul 11 09:30:48 nexus-node-02 sshd[1675736]: Failed password for root from 42.51.49.166 port 51494 ssh2 Jul 11 09:33:35 nexus-node-02 sshd[1675764]: Invalid user mohamed from 42.51.49.166 port 59008 Jul 11 09:33:35 nexus-node-02 sshd[1675764]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.49.166 Jul 11 09:33:37 nexus-node-02 sshd[1675764]: Failed password for invalid user mohamed from 42.51.49.166 port 59008 ssh2 ... show less	Brute-Force SSH
🇩🇪 Ariazonaa	2026-07-11 07:26:40 (5 hours ago)	Fail2Ban host=kvm518290 jail=sshd failures=5. Login abuse observed. sample=2026-07-11T09:17:52.71966 ... show more Fail2Ban host=kvm518290 jail=sshd failures=5. Login abuse observed. sample=2026-07-11T09:17:52.719669+02:00 kvm518290 sshd-session[2558694]: Disconnected from authenticating user root 42.51.49.166 port 56880 [preauth] 2026-07-11T09:20:50.103409+02:00 kvm518290 sshd-session[2560520]: Disconnected from authenticating user root 42.51.49.166 port 35566 [preauth] 2026-07-11T09:23:42.047839+02:00 kvm518290 sshd-session[2562314]: Connection from 42.51.49.166 port 43970 on 78.108.216.80 port 22 rdomain "" 2026-07-11T09:23:43.596715+02:00 kvm518290 sshd-session[2562314]: Invali show less	Brute-Force SSH
Anonymous	2026-07-11 07:12:12 (5 hours ago)	Cowrie Honeypot: 3 unauthorised SSH/Telnet login attempts between 2026-07-11T07:12:06Z and 2026-07-1 ... show more Cowrie Honeypot: 3 unauthorised SSH/Telnet login attempts between 2026-07-11T07:12:06Z and 2026-07-11T07:12:12Z show less	Brute-Force SSH
🇺🇸 mutebot.net	2026-07-11 06:57:28 (5 hours ago)	Disconnected from invalid user edwin 42.51.49.166 port 34480 [preauth] Invalid user anderson from 42 ... show more Disconnected from invalid user edwin 42.51.49.166 port 34480 [preauth] Invalid user anderson from 42.51.49.166 port 39092 Invalid user anderson from 42.51.49.166 port 39092 show less	Brute-Force SSH
🇺🇸 mutebot.net	2026-07-11 05:56:49 (6 hours ago)	Disconnected from invalid user vps 42.51.49.166 port 58030 [preauth] Invalid user edwin from 42.51.4 ... show more Disconnected from invalid user vps 42.51.49.166 port 58030 [preauth] Invalid user edwin from 42.51.49.166 port 34480 Invalid user edwin from 42.51.49.166 port 34480 show less	Brute-Force SSH
🇪🇸 librebit	2026-07-11 05:41:06 (6 hours ago)	Brute force	Brute-Force
🇵🇱 Nevex	2026-07-11 05:34:34 (6 hours ago)	Failed 10 attempts using usernames: hussain, vpsuser, jack, jon, appuser, vps, freedom, trade, pivpn ... show more Failed 10 attempts using usernames: hussain, vpsuser, jack, jon, appuser, vps, freedom, trade, pivpn and axel show less	Brute-Force SSH
🇺🇸 mutebot.net	2026-07-11 05:24:55 (7 hours ago)	Invalid user appuser from 42.51.49.166 port 53332 Disconnected from invalid user appuser 42.51.49.16 ... show more Invalid user appuser from 42.51.49.166 port 53332 Disconnected from invalid user appuser 42.51.49.166 port 53332 [preauth] Disconnected from invalid user appuser 42.51.49.166 port 53332 [preauth] Invalid user vps from 42.51.49.166 port 58030 show less	Brute-Force SSH
🇳🇿 Splatage_MC	2026-07-11 05:21:26 (7 hours ago)	2026-07-11T16:59:13.750396+12:00 localhost sshd[240722]: Invalid user hussain from 42.51.49.166 port ... show more 2026-07-11T16:59:13.750396+12:00 localhost sshd[240722]: Invalid user hussain from 42.51.49.166 port 36424 2026-07-11T17:09:27.336479+12:00 localhost sshd[253793]: Invalid user vpsuser from 42.51.49.166 port 55998 2026-07-11T17:11:56.060920+12:00 localhost sshd[256208]: Invalid user jack from 42.51.49.166 port 60072 2026-07-11T17:18:58.356580+12:00 localhost sshd[263780]: Invalid user jon from 42.51.49.166 port 45782 2026-07-11T17:21:25.384139+12:00 localhost sshd[266266]: Invalid user appuser from 42.51.49.166 port 51110 show less	Brute-Force SSH

Showing 1 to 15 of 308 reports

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