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AbuseIPDB » 42.51.40.78

42.51.40.78 was found in our database!

This IP was reported 566 times. Confidence of Abuse is 0%: ?

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 42.51.40.78

Whois 42.51.40.78

IP Abuse Reports for 42.51.40.78:

This IP address has been reported a total of 566 times from 263 distinct sources. 42.51.40.78 was first reported on December 28th 2025, and the most recent report was 2 months ago.

Old Reports: The most recent abuse report for this IP address is from 2 months ago . It is possible that this IP is no longer involved in abusive activities.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇪🇪 Selckie	2026-03-20 21:56:23 (2 months ago)	fail2ban: SSH Brute-Force	SSH Brute-Force
🇦🇹 urnilxfgbez	2026-03-18 23:45:00 (2 months ago)	Last 24 Hours suspicious: (DPT=445\|DPT=3389\|DPT=22\|DPT=3306\|DPT=8080\|DPT=23\|DPT=5900\|DPT=1433)	Port Scan
🇺🇸 bigscoots.com	2026-03-18 22:43:23 (2 months ago)	(sshd) Failed SSH login from 42.51.40.78 (CN/China/-): 5 in the last 3600 secs; Ports: ; Direction: ... show more (sshd) Failed SSH login from 42.51.40.78 (CN/China/-): 5 in the last 3600 secs; Ports: ; Direction: 1; Trigger: LF_SSHD; Logs: Mar 18 17:43:07 14069 sshd[10001]: Did not receive identification string from 42.51.40.78 port 58512 Mar 18 17:43:08 14069 sshd[10002]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.40.78 user=root Mar 18 17:43:10 14069 sshd[10002]: Failed password for root from 42.51.40.78 port 59212 ssh2 Mar 18 17:43:12 14069 sshd[10004]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.40.78 user=root Mar 18 17:43:14 14069 sshd[10004]: Failed password for root from 42.51.40.78 port 35630 ssh2 show less	Brute-Force SSH
🇳🇱 sh97	2026-03-18 21:26:58 (2 months ago)	Mar 19 02:56:52 NL04-VM-AMS sshd[3687549]: Failed password for root from 42.51.40.78 port 45346 ssh2 ... show more Mar 19 02:56:52 NL04-VM-AMS sshd[3687549]: Failed password for root from 42.51.40.78 port 45346 ssh2 Mar 19 02:56:55 NL04-VM-AMS sshd[3687554]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.40.78 user=root Mar 19 02:56:57 NL04-VM-AMS sshd[3687554]: Failed password for root from 42.51.40.78 port 49208 ssh2 ... show less	Brute-Force SSH
🇺🇸 Freenex1911	2026-03-18 17:35:49 (2 months ago)	2026-03-18T18:35:40.235715+01:00 bear sshd[374993]: Failed password for root from 42.51.40.78 port 5 ... show more 2026-03-18T18:35:40.235715+01:00 bear sshd[374993]: Failed password for root from 42.51.40.78 port 58754 ssh2 2026-03-18T18:35:46.064505+01:00 bear sshd[374995]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.40.78 user=root 2026-03-18T18:35:48.416295+01:00 bear sshd[374995]: Failed password for root from 42.51.40.78 port 33654 ssh2 ... show less	Brute-Force SSH
🇩🇪 dnsguard.pub	2026-03-18 17:31:02 (2 months ago)	2026-03-18T17:30:52.794208+00:00 taxi sshd[4077176]: Failed password for root from 42.51.40.78 port ... show more 2026-03-18T17:30:52.794208+00:00 taxi sshd[4077176]: Failed password for root from 42.51.40.78 port 38054 ssh2 2026-03-18T17:30:55.186998+00:00 taxi sshd[4077181]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.40.78 user=root 2026-03-18T17:30:57.253657+00:00 taxi sshd[4077181]: Failed password for root from 42.51.40.78 port 41618 ssh2 2026-03-18T17:31:00.058842+00:00 taxi sshd[4077190]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.40.78 user=root 2026-03-18T17:31:01.814181+00:00 taxi sshd[4077190]: Failed password for root from 42.51.40.78 port 45098 ssh2 ... show less	Brute-Force SSH
🇮🇹 lavocedelsavuto.it	2026-03-18 14:15:15 (2 months ago)	2026-03-18T15:02:51.772222+01:00 Server sshd[3568505]: Failed password for root from 42.51.40.78 por ... show more 2026-03-18T15:02:51.772222+01:00 Server sshd[3568505]: Failed password for root from 42.51.40.78 port 37058 ssh2 2026-03-18T15:12:28.077518+01:00 Server sshd[3575453]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.40.78 user=root 2026-03-18T15:12:30.521213+01:00 Server sshd[3575453]: Failed password for root from 42.51.40.78 port 41114 ssh2 2026-03-18T15:15:12.550076+01:00 Server sshd[3582120]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.40.78 user=root 2026-03-18T15:15:14.507951+01:00 Server sshd[3582120]: Failed password for root from 42.51.40.78 port 34504 ssh2 ... show less	Brute-Force SSH
🇺🇸 bigscoots.com	2026-03-18 03:17:05 (2 months ago)	42.51.40.78 (CN/China/-), 5 distributed sshd attacks on account [root] in the last 3600 secs; Ports: ... show more 42.51.40.78 (CN/China/-), 5 distributed sshd attacks on account [root] in the last 3600 secs; Ports: *; Direction: 1; Trigger: LF_DISTATTACK; Logs: Mar 17 21:21:08 15145 sshd[29450]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.196.75.110 user=root Mar 17 21:21:11 15145 sshd[29450]: Failed password for root from 118.196.75.110 port 34752 ssh2 Mar 17 22:16:48 15145 sshd[5658]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=96.44.154.251 user=root Mar 17 21:16:46 15145 sshd[28843]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.40.78 user=root Mar 17 21:16:48 15145 sshd[28843]: Failed password for root from 42.51.40.78 port 48550 ssh2 IP Addresses Blocked: 118.196.75.110 (CN/China/-) 96.44.154.251 (CA/Canada/-) show less	Brute-Force SSH
🇺🇸 Bankbook8585	2026-03-18 00:25:10 (2 months ago)	T-Pot honeypot \| Cowrie SSH/Telnet honeypot: cowrie.login.failed user=root	Brute-Force SSH
🇺🇸 bigscoots.com	2026-03-17 22:50:33 (2 months ago)	(sshd) Failed SSH login from 42.51.40.78 (CN/China/-): 5 in the last 3600 secs; Ports: ; Direction: ... show more (sshd) Failed SSH login from 42.51.40.78 (CN/China/-): 5 in the last 3600 secs; Ports: ; Direction: 1; Trigger: LF_SSHD; Logs: Mar 17 22:49:59 24125 sshd[20748]: Did not receive identification string from 42.51.40.78 port 35706 Mar 17 22:50:01 24125 sshd[20749]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.40.78 user=root Mar 17 22:50:03 24125 sshd[20749]: Failed password for root from 42.51.40.78 port 36338 ssh2 Mar 17 22:50:05 24125 sshd[20817]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.40.78 user=root Mar 17 22:50:07 24125 sshd[20817]: Failed password for root from 42.51.40.78 port 40364 ssh2 show less	Brute-Force SSH
🇹🇷 Threat.live	2026-03-17 22:00:19 (2 months ago)	Brute Force, tcp/22	Brute-Force
🇺🇸 bigscoots.com	2026-03-17 20:36:43 (2 months ago)	(sshd) Failed SSH login from 42.51.40.78 (CN/China/-): 5 in the last 3600 secs; Ports: ; Direction: ... show more (sshd) Failed SSH login from 42.51.40.78 (CN/China/-): 5 in the last 3600 secs; Ports: ; Direction: 1; Trigger: LF_SSHD; Logs: Mar 17 15:36:25 15863 sshd[21285]: Did not receive identification string from 42.51.40.78 port 58930 Mar 17 15:36:27 15863 sshd[21286]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.40.78 user=root Mar 17 15:36:29 15863 sshd[21286]: Failed password for root from 42.51.40.78 port 60520 ssh2 Mar 17 15:36:31 15863 sshd[21288]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.40.78 user=root Mar 17 15:36:33 15863 sshd[21288]: Failed password for root from 42.51.40.78 port 35792 ssh2 show less	Brute-Force SSH
🇹🇷 rtbh.com.tr	2026-03-17 20:12:07 (2 months ago)	list.rtbh.com.tr report: tcp/0	Brute-Force
🇺🇸 mfilser	2026-03-17 19:50:52 (2 months ago)	2026-03-17T20:50:49.817960+01:00 my-vps sshd[2162049]: pam_unix(sshd:auth): authentication failure; ... show more 2026-03-17T20:50:49.817960+01:00 my-vps sshd[2162049]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.40.78 user=root 2026-03-17T20:50:52.020986+01:00 my-vps sshd[2162049]: Failed password for root from 42.51.40.78 port 58886 ssh2 ... show less	Brute-Force SSH
🇺🇸 bigscoots.com	2026-03-17 19:15:31 (2 months ago)	(sshd) Failed SSH login from 42.51.40.78 (CN/China/-): 5 in the last 3600 secs; Ports: ; Direction: ... show more (sshd) Failed SSH login from 42.51.40.78 (CN/China/-): 5 in the last 3600 secs; Ports: ; Direction: 1; Trigger: LF_SSHD; Logs: Mar 17 14:14:57 16625 sshd[528]: Did not receive identification string from 42.51.40.78 port 56102 Mar 17 14:14:59 16625 sshd[529]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.40.78 user=root Mar 17 14:15:01 16625 sshd[529]: Failed password for root from 42.51.40.78 port 57050 ssh2 Mar 17 14:15:03 16625 sshd[590]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.51.40.78 user=root Mar 17 14:15:05 16625 sshd[590]: Failed password for root from 42.51.40.78 port 60704 ssh2 show less	Brute-Force SSH

Showing 1 to 15 of 566 reports

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