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16.217.112.51

Recent Activity

Abuse Confidence Score

38% Elevated

6 reports

6 reporters · latest 1 day ago

ISP: Cook Technical Institute
Usage Type: Data Center/Web Hosting/Transit
ASN: AS54252
Domain Name: cooktechnical.com
Country: 🇺🇸 United States of America
City: Ashburn, Virginia

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Abuse Reports

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Total reports

6 from 6 distinct reporters

First reported

October 26th 2026

Most recent report

1 day ago

Last 60 days

Top reporter locations 🇨🇭 Switzerland 1 🇨🇿 Czechia 1 🇩🇪 Germany 1

Most common categories Bad Web Bot 3 Brute-Force 2 Email Spam 1 Port Scan 1 Hacking 1

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
Anonymous	2026-11-11 23:00:47 UTC · (1 day ago)	Network service scanning detected by FortiGate; source quarantined.	Port Scan
Anonymous	2026-11-07 23:08:37 UTC · (5 days ago)	IP matched detection query Many sub paths, bad urls forwarding.	Brute-Force
🇮🇩 hermawan	2026-11-06 08:17:37 UTC · (6 days ago)	[Fri Nov 06 15:17:37.423985 2026] [security2:error] [pid 108268:tid 139782655043264] [client 16.217.112.51:0] ModSecurity: Access denied with code 403 (phase 1). Matched phrase "62341461595" at REQUEST_FILENAME. [file "/etc/modsecurity/coreruleset-4. ... show more [Fri Nov 06 15:17:37.423985 2026] [security2:error] [pid 108268:tid 139782655043264] [client 16.217.112.51:0] ModSecurity: Access denied with code 403 (phase 1). Matched phrase "62341461595" at REQUEST_FILENAME. [file "/etc/modsecurity/coreruleset-4.29.0/rules/REQUEST-920-PROTOCOL-ENFORCEMENT.conf"] [line "108"] [id "448101"] [msg "BAD REQUEST FILENAME - Detected and Blocked"] [data "Matched Data: 62341461595 found within REQUEST_FILENAME: /index.php/buku/492-buku-edisi-setiap-1-bulan-sekali/buku-analisis-dan-prakiraan-bulanan-jawa-timur/buku-analisis-dan-prakiraan-bulanan-jawa-timur-tahun-2015/tel:+62341461595 request_line = GET /index.php/buku/492-buku-edisi-setiap-1-bulan-sekali/buku-analisis-dan-prakiraan-bulanan-jawa-timur/buku-analisis-dan-prakiraan-bulanan-jawa-timur-tahun-2015/tel:+62341461595 HTTP/1.1"] [severity "NOTICE"] [hostname "staklim-jatim.bmkg.go.id"] [uri "/index.php/buku/492-buku-edisi-setiap-1-bulan-sekali/buku-analisis-dan-prakiraan-bulanan-jawa-timur/buku-analisi ... show less	Email Spam Hacking
🇫🇷 Stara	2026-11-02 21:08:48 UTC · (1 week ago)	Excessive requests and user agent spoofing, forum attackers, cms spammers, bad bots and python probe scripts	Bad Web Bot Web Spam
🇺🇸 TPI-Abuse	2026-10-30 04:23:31 UTC · (1 week ago)	(mod_security) mod_security (id:210730) triggered by 16.217.112.51 (-): 1 in the last 300 secs; Ports: ; Direction: 1; Trigger: LF_MODSEC; Logs: [Fri Oct 30 00:23:24.348053 2026] [security2:error] [pid 2473:tid 2473] [client 16.217.112.51:0] ModSecu ... show more (mod_security) mod_security (id:210730) triggered by 16.217.112.51 (-): 1 in the last 300 secs; Ports: ; Direction: 1; Trigger: LF_MODSEC; Logs: [Fri Oct 30 00:23:24.348053 2026] [security2:error] [pid 2473:tid 2473] [client 16.217.112.51:0] 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\|\|swarnar.com\|F\|2"] [data ".blogspot.com"] [severity "CRITICAL"] [tag "CWAF"] [tag "HTTP"] [hostname "swarnar.com"] [uri "/justswarna.blogspot.com"] [unique_id "auQbvHpBJCQkm6zH6Tq8DgAAAAc"] show less	Brute-Force Bad Web Bot Web App Attack
🇨🇭 backslash	2026-10-26 20:03:03 UTC · (2 weeks ago)	block ruleset 798ECF92F12ADC636D3520C2890AF17ADEFDE3BE	Bad Web Bot

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