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AbuseIPDB » 51.91.255.78

51.91.255.78 was found in our database!

This IP was reported 439 times. Confidence of Abuse is 100%: ?

100%

ISP	OVH SAS
Usage Type	Data Center/Web Hosting/Transit
ASN	AS16276
Hostname(s)	vps-dd125ed6.vps.ovh.net
Domain Name	ovh.net
Country	🇫🇷 France
City	Dunkirk, Hauts-de-France

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

Report 51.91.255.78

Whois 51.91.255.78

IP Abuse Reports for 51.91.255.78:

This IP address has been reported a total of 439 times from 96 distinct sources. 51.91.255.78 was first reported on May 5th 2025, and the most recent report was 12 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
🇮🇹 A000Z	2026-06-13 19:28:33 (12 hours ago)	Fail2Ban: 51.91.255.78 was banned for Aggressive Bad Bot detected by Nginx/Fail2Ban. UA: Mozilla/5.0 ... show more Fail2Ban: 51.91.255.78 was banned for Aggressive Bad Bot detected by Nginx/Fail2Ban. UA: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/537.36 show less	Bad Web Bot
🇬🇷 setupgr	2026-06-13 19:17:47 (13 hours ago)	(mod_security) mod_security (id:11000011) triggered by 51.91.255.78: 1 in the last 86400 secs; Ports ... show more (mod_security) mod_security (id:11000011) triggered by 51.91.255.78: 1 in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: [Sat Jun 13 22:17:45.733609 2026] [security2:error] [pid 921889:tid 922064] [client 51.91.255.78:42096] ModSecurity: Access denied with code 406 (phase 1). Matched phrase "ovh.net" at REMOTE_HOST. [file "/etc/apache2/conf.d/modsec/modsec2.user.conf"] [line "128"] [id "11000011"] [msg "BLOCKED BAD DOMAIN: vps-dd125ed6.vps.ovh.net"] [hostname "ftiaxtomonosou.gr"] [uri "/wp-content/uploads/2019/07/nestle01.jpg"] [unique_id "ai2s2SykT1eM1OfD7bufSgAAAUk"] show less	Port Scan
🇬🇷 setupgr	2026-06-13 16:19:28 (16 hours ago)	(mod_security) mod_security (id:11000011) triggered by 51.91.255.78: 1 in the last 86400 secs; Ports ... show more (mod_security) mod_security (id:11000011) triggered by 51.91.255.78: 1 in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: [Sat Jun 13 19:19:23.656061 2026] [security2:error] [pid 885584:tid 885621] [client 51.91.255.78:60458] ModSecurity: Access denied with code 406 (phase 1). Matched phrase "ovh.net" at REMOTE_HOST. [file "/etc/apache2/conf.d/modsec/modsec2.user.conf"] [line "128"] [id "11000011"] [msg "BLOCKED BAD DOMAIN: vps-dd125ed6.vps.ovh.net"] [hostname "ftiaxtomonosou.gr"] [uri "/wp-content/uploads/2019/07/%CE%9A%CE%BF%CE%BC%CE%BC%CF%89%CF%84%CE%AE%CF%81%CE%B9%CE%BF03.jpg"] [unique_id "ai2DC9WI_Un2of9GMxENOQAAAIo"] show less	Port Scan
🇬🇷 setupgr	2026-06-13 12:57:47 (19 hours ago)	(mod_security) mod_security (id:11000011) triggered by 51.91.255.78: 1 in the last 86400 secs; Ports ... show more (mod_security) mod_security (id:11000011) triggered by 51.91.255.78: 1 in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: [Sat Jun 13 15:57:45.261616 2026] [security2:error] [pid 784556:tid 784758] [client 51.91.255.78:58960] ModSecurity: Access denied with code 406 (phase 1). Matched phrase "ovh.net" at REMOTE_HOST. [file "/etc/apache2/conf.d/modsec/modsec2.user.conf"] [line "128"] [id "11000011"] [msg "BLOCKED BAD DOMAIN: vps-dd125ed6.vps.ovh.net"] [hostname "ftiaxtomonosou.gr"] [uri "/wp-content/uploads/2020/01/4254-ve-%CE%A0%CE%95%CE%A1%CE%93%CE%91%CE%9C%CE%9F%CE%A3-1.jpg"] [unique_id "ai1Tyc63WyfM5i32ramw3AAAARE"] show less	Port Scan
Anonymous	2026-06-13 09:20:55 (23 hours ago)	FortiWeb WAF: 72 attacks detected. Threat Score: 24400. Types: Client Management(36), Block IP List( ... show more FortiWeb WAF: 72 attacks detected. Threat Score: 24400. Types: Client Management(36), Block IP List(36). Origin: France. show less	Web App Attack
🇪🇸 librebit	2026-06-11 21:03:40 (2 days ago)	Brute force	Brute-Force
Anonymous	2026-06-11 09:21:29 (2 days ago)	FortiWeb WAF: 98 attacks detected. Threat Score: 24400. Types: Client Management(49), Block IP List( ... show more FortiWeb WAF: 98 attacks detected. Threat Score: 24400. Types: Client Management(49), Block IP List(49). Origin: France. show less	Web App Attack
🇬🇷 setupgr	2026-06-11 02:53:07 (3 days ago)	(mod_security) mod_security (id:11000011) triggered by 51.91.255.78: 1 in the last 86400 secs; Ports ... show more (mod_security) mod_security (id:11000011) triggered by 51.91.255.78: 1 in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: [Thu Jun 11 05:53:05.714684 2026] [security2:error] [pid 1859165:tid 1859385] [client 51.91.255.78:49032] ModSecurity: Access denied with code 406 (phase 1). Matched phrase "ovh.net" at REMOTE_HOST. [file "/etc/apache2/conf.d/modsec/modsec2.user.conf"] [line "128"] [id "11000011"] [msg "BLOCKED BAD DOMAIN: vps-dd125ed6.vps.ovh.net"] [hostname "babis.photo"] [uri "/wp-content/uploads/2022/06/Hello-sun.jpg"] [unique_id "aiojEfPtIMXg7WfnJtDVEgAAAJg"] show less	Port Scan
🇬🇷 setupgr	2026-06-10 21:56:36 (3 days ago)	(mod_security) mod_security (id:11000011) triggered by 51.91.255.78: 1 in the last 86400 secs; Ports ... show more (mod_security) mod_security (id:11000011) triggered by 51.91.255.78: 1 in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: [Thu Jun 11 00:56:35.728128 2026] [security2:error] [pid 1859206:tid 1859427] [client 51.91.255.78:56530] ModSecurity: Access denied with code 406 (phase 1). Matched phrase "ovh.net" at REMOTE_HOST. [file "/etc/apache2/conf.d/modsec/modsec2.user.conf"] [line "128"] [id "11000011"] [msg "BLOCKED BAD DOMAIN: vps-dd125ed6.vps.ovh.net"] [hostname "ftiaxtomonosou.gr"] [uri "/wp-content/uploads/2019/11/reception_08-scaled.jpg"] [unique_id "aindk-zFAHSPflP_BRzQoAAAARg"] show less	Port Scan
🇬🇷 setupgr	2026-06-10 19:42:47 (3 days ago)	(mod_security) mod_security (id:11000011) triggered by 51.91.255.78: 1 in the last 86400 secs; Ports ... show more (mod_security) mod_security (id:11000011) triggered by 51.91.255.78: 1 in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: [Wed Jun 10 22:42:44.164736 2026] [security2:error] [pid 1859164:tid 1859269] [client 51.91.255.78:34580] ModSecurity: Access denied with code 406 (phase 1). Matched phrase "ovh.net" at REMOTE_HOST. [file "/etc/apache2/conf.d/modsec/modsec2.user.conf"] [line "128"] [id "11000011"] [msg "BLOCKED BAD DOMAIN: vps-dd125ed6.vps.ovh.net"] [hostname "ftiaxtomonosou.gr"] [uri "/%CF%84%CE%B1_%CE%B5%CE%AF%CE%B4%CE%B7_%CF%84%CE%BF%CF%85_%CE%BE%CF%8D%CE%BB%CE%BF%CF%85/%CE%BA%CE%AD%CE%B4%CF%81%CE%BF%CF%82-2/"] [unique_id "aim-NFm-hOp-vuTAMVbAegAAAEU"] show less	Port Scan
🇺🇸 etu brutus	2026-06-10 07:36:49 (4 days ago)	51.91.255.78 Blocked by [Attack Vector List] ...	Hacking Brute-Force Exploited Host
🇩🇪 conseilgouz	2026-06-09 23:51:46 (4 days ago)	dow-CG Resa : wrong country/spammer...	Hacking
Anonymous	2026-06-09 21:01:59 (4 days ago)	Repeated automated scraping and high-volume requests against a secured web server following multiple ... show more Repeated automated scraping and high-volume requests against a secured web server following multiple rate limit violations. show less	Web App Attack
Anonymous	2026-06-09 09:29:31 (4 days ago)	FortiWeb WAF: 58 attacks detected. Threat Score: 6800. Types: Client Management(29), Block IP List(2 ... show more FortiWeb WAF: 58 attacks detected. Threat Score: 6800. Types: Client Management(29), Block IP List(29). Origin: France. show less	Web App Attack
🇩🇪 FeG Deutschland	2026-06-09 02:30:54 (5 days ago)	Looking for CMS/PHP/SQL vulnerablilities/excessive crawling - 28	Exploited Host Web App Attack

Showing 1 to 15 of 439 reports

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