JavaScript is disabled. Some features of this site may not work properly. For a smoother experience, please enable JavaScript in your browser settings.

AbuseIPDB » 51.222.168.66

51.222.168.66 was found in our database!

This IP was reported 38 times. Confidence of Abuse is 0%: ?

ISP	Dmytro, Ahrefs Pte Ltd
Usage Type	Data Center/Web Hosting/Transit
ASN	AS16276
Hostname(s)	proxy-ca018-san66.ahrefs.net
Domain Name	ahrefs.net
Country	🇨🇦 Canada
City	Beauharnois, Quebec

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

Important Note: 51.222.168.66 is an IP address from within our whitelist belonging to the subnet 51.222.168.0/24, which we identify as: "Ahrefs Crawler".

Whitelisted netblocks are typically owned by trusted entities, such as Google or Microsoft who may use them for search engine spiders. However, these same entities sometimes also provide cloud servers and mail services which are easily abused. Pay special attention when trusting or distrusting these IPs.

Report 51.222.168.66

Whois 51.222.168.66

IP Abuse Reports for 51.222.168.66:

This IP address has been reported a total of 38 times from 18 distinct sources. 51.222.168.66 was first reported on August 30th 2025, and the most recent report was 1 week ago.

Old Reports: The most recent abuse report for this IP address is from 1 week ago . It is possible that this IP is no longer involved in abusive activities.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇮🇳 dineshskt4all	2026-06-12 11:57:47 (1 week ago)	51.222.168.66 - - [12/Jun/2026:11:57:44 +0000] "GET /index.php?route=product/product&product_id=108& ... show more 51.222.168.66 - - [12/Jun/2026:11:57:44 +0000] "GET /index.php?route=product/product&product_id=108&tag=security+camera HTTP/1.1" 301 5768 "-" "Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)" ... show less	IoT Targeted
🇺🇸 etu brutus	2026-06-12 01:16:46 (1 week ago)	51.222.168.66 Blocked by [Attack Vector List] ...	Hacking Brute-Force Exploited Host
🇩🇪 ghostwarriors	2026-06-08 03:50:15 (1 week ago)	Webpage scraping	Brute-Force Bad Web Bot Web App Attack
🇩🇪 rh24	2026-05-10 20:47:38 (1 month ago)	(apache-useragents) Failed apache-useragents trigger with match [redacted] from 51.222.168.66 (CA/Ca ... show more (apache-useragents) Failed apache-useragents trigger with match [redacted] from 51.222.168.66 (CA/Canada/proxy-ca018-san66.ahrefs.net) show less	Bad Web Bot
🇺🇸 TPI-Abuse	2026-05-01 19:51:44 (1 month ago)	(mod_security) mod_security (id:210730) triggered by 51.222.168.66 (proxy-ca018-san66.ahrefs.net): 1 ... show more (mod_security) mod_security (id:210730) triggered by 51.222.168.66 (proxy-ca018-san66.ahrefs.net): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Fri May 01 15:51:39.304420 2026] [security2:error] [pid 18149:tid 18149] [client 51.222.168.66:29436] ModSecurity: Access denied with code 403 (phase 2). Match of "pmFromFile userdata_wl_extensions" against "TX:extension" required. [file "/etc/apache2/conf.d/modsec_vendor_configs/comodo_apache/10_HTTP_HTTP.conf"] [line "27"] [id "210730"] [rev "5"] [msg "COMODO WAF: URL file extension is restricted by policy\|\|med-engineering.com\|F\|2"] [data ".buspin.com"] [severity "CRITICAL"] [tag "CWAF"] [tag "HTTP"] [hostname "med-engineering.com"] [uri "/www.buspin.com"] [unique_id "afUES3JyBVBj5vWdDTISNwAAAAE"] show less	Brute-Force Bad Web Bot Web App Attack
🇩🇪 ghostwarriors	2026-04-30 07:22:02 (1 month ago)	Webpage scraping	Brute-Force Bad Web Bot Web App Attack
🇺🇸 vdub144	2026-04-23 22:45:17 (1 month ago)	Automated report from Gross Automation security system. \| Attack type: meta_ai_scraper \| Path: /prod ... show more Automated report from Gross Automation security system. \| Attack type: meta_ai_scraper \| Path: /product/TCI/KLR4ETB1 \| UA: Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/) \| Blocked by: nginx-bot-hell show less	Bad Web Bot
🇺🇸 TPI-Abuse	2026-04-09 15:58:02 (2 months ago)	(mod_security) mod_security (id:210730) triggered by 51.222.168.66 (proxy-ca018-san66.ahrefs.net): 1 ... show more (mod_security) mod_security (id:210730) triggered by 51.222.168.66 (proxy-ca018-san66.ahrefs.net): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Thu Apr 09 11:57:55.104367 2026] [security2:error] [pid 773784:tid 773784] [client 51.222.168.66:18856] ModSecurity: Access denied with code 403 (phase 2). Match of "pmFromFile userdata_wl_extensions" against "TX:extension" required. [file "/etc/apache2/conf.d/modsec_vendor_configs/comodo_apache/10_HTTP_HTTP.conf"] [line "27"] [id "210730"] [rev "5"] [msg "COMODO WAF: URL file extension is restricted by policy\|\|vitalitywebb.com\|F\|2"] [data ".db"] [severity "CRITICAL"] [tag "CWAF"] [tag "HTTP"] [hostname "vitalitywebb.com"] [uri "/backstore/Steelcase/pics/Criterion/Thumbs.db"] [unique_id "adfMg6-TbexoX4DMr9khowAAAAQ"] show less	Brute-Force Bad Web Bot Web App Attack
🇩🇪 ghostwarriors	2026-04-05 18:50:47 (2 months ago)	Webpage scraping	Brute-Force Bad Web Bot Web App Attack
🇪🇸 librebit	2026-04-04 09:17:35 (2 months ago)	Brute force	Brute-Force
🇩🇪 ghostwarriors	2026-04-02 17:21:03 (2 months ago)	Webpage scraping	Brute-Force Bad Web Bot Web App Attack
🇹🇷 rtbh.com.tr	2026-03-19 20:12:09 (3 months ago)	list.rtbh.com.tr report: tcp/0	Brute-Force
🇩🇪 Séfora Srl	2026-03-17 08:00:48 (3 months ago)	Bad user agents ignoring web crawling rules. Draing bandwidth - detected by Fail2Ban in plesk-apache ... show more Bad user agents ignoring web crawling rules. Draing bandwidth - detected by Fail2Ban in plesk-apache-badbot jail show less	Bad Web Bot
🇺🇸 TPI-Abuse	2026-03-07 07:29:51 (3 months ago)	(mod_security) mod_security (id:210730) triggered by 51.222.168.66 (proxy-ca018-san66.ahrefs.net): 1 ... show more (mod_security) mod_security (id:210730) triggered by 51.222.168.66 (proxy-ca018-san66.ahrefs.net): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Sat Mar 07 02:29:47.114615 2026] [security2:error] [pid 24314:tid 24314] [client 51.222.168.66:46432] ModSecurity: Access denied with code 403 (phase 2). Match of "pmFromFile userdata_wl_extensions" against "TX:extension" required. [file "/etc/apache2/conf.d/modsec_vendor_configs/comodo_apache/10_HTTP_HTTP.conf"] [line "27"] [id "210730"] [rev "5"] [msg "COMODO WAF: URL file extension is restricted by policy\|\|noisepie.com\|F\|2"] [data ".bat"] [severity "CRITICAL"] [tag "CWAF"] [tag "HTTP"] [hostname "noisepie.com"] [uri "/video/tcow96.bat"] [unique_id "aavT62oMxu1tqywivP0bCgAAAAg"] show less	Brute-Force Bad Web Bot Web App Attack
🇹🇷 rtbh.com.tr	2026-03-05 20:11:54 (3 months ago)	list.rtbh.com.tr report: tcp/0	Brute-Force

Showing 1 to 15 of 38 reports

Think this IP has been falsely reported? You may request to have the associated reports reviewed and removed. Request Takedown 🚩

Recently Reported IPs:

🇳🇱 193.176.31.243

🇮🇩 163.7.6.74

🇨🇳 101.33.196.74

🇺🇸 64.62.197.3

🇻🇳 14.241.104.3

🇺🇸 2604:a880:400:d1:0:4:9e7e:6001

🇰🇷 211.223.107.86

🇳🇱 185.196.220.133

🇩🇪 167.99.240.181

🇮🇳 154.84.242.115

🇩🇪 134.19.55.211

🇨🇳 115.56.238.174

🇹🇼 101.13.4.120

🇩🇪 91.98.158.245

🇬🇧 86.185.212.10

🇭🇰 45.114.125.24

🇲🇰 185.193.240.246

🇩🇰 185.129.61.7

🇳🇱 176.65.139.181

🇹🇷 141.196.130.188