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104.23.166.21

Neutral Activity Whitelisted Subnet

Abuse confidence score ?

0% Low Risk

132 reports

45 reporters · latest 1 hour ago

104.23.166.21 is an IP address from within our whitelist belonging to the subnet 104.16.0.0/13, which we identify as "Cloudflare Reverse Proxy".

ISP	Cloudflare, Inc.
Usage Type	Data Center/Web Hosting/Transit
ASN	AS13335
Domain Name	cloudflare.com
Country	🇳🇱 Netherlands
City	Amsterdam, North Holland

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IP Abuse Reports for 104.23.166.21

This IP address has been reported a total of 132 times from 45 distinct sources. 104.23.166.21 was first reported on February 28th 2025, and the most recent report was 1 hour ago. In the last 60 days, the top reporter locations were: United States of America with 14 reports; Germany with 5 reports; United Kingdom of Great Britain and Northern Ireland with 3 reports. The most common categories in these recent reports were: Web App Attack 36 times; Bad Web Bot 18 times; Brute-Force 16 times; Hacking 7 times; Exploited Host 4 times; Other 6 times.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇬🇧 rooster	2026-09-29 20:18:54 (1 hour ago)	[29/Sep/2026:21:18:54 +0100] - 401 401 - GET https wgd02.netnexus.pt.eu.org "/app/.env" [Client 104. ... show more [29/Sep/2026:21:18:54 +0100] - 401 401 - GET https wgd02.netnexus.pt.eu.org "/app/.env" [Client 104.23.166.21] [Length 62] [Gzip -] [Sent-to wgdashboard] "Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Mobile Safari/537.36 [ip:93.41.125.186]" "-" [29/Sep/2026:21:18:54 +0100] - 401 401 - GET https wgd02.netnexus.pt.eu.org "/app/.env" [Client 104.23.166.21] [Length 62] [Gzip -] [Sent-to wgdashboard] "Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Mobile Safari/537.36 [ip:93.41.125.186]" "-" [29/Sep/2026:21:18:54 +0100] - 401 401 - GET https wgd02.netnexus.pt.eu.org "/.aws/config" [Client 104.23.166.21] [Length 62] [Gzip -] [Sent-to wgdashboard] "Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Mobile Safari/537.36 [ip:93.41.125.186]" "-" [29/Sep/2026:21:18:54 +0100] - 401 401 - GET https wgd02.netnexus.pt.eu.org "/.aws/config" [Client 104.23.166.21] [Length 62 ... show less	Hacking Web App Attack
🇺🇦 URAN Publishing Service	2026-09-29 19:07:14 (3 hours ago)	[29/Sep/2026:22:07:13 +0300] -- 104.23.166.21 Ban reason: Scanner [CMS_GENERIC] \| Request: GET /conf ... show more [29/Sep/2026:22:07:13 +0300] -- 104.23.166.21 Ban reason: Scanner [CMS_GENERIC] \| Request: GET /config.php HTTP/1.1 show less	Bad Web Bot Web App Attack
🇺🇸 TPI-Abuse	2026-09-29 16:47:38 (5 hours ago)	(mod_security) mod_security (id:210492) triggered by 104.23.166.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 104.23.166.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Tue Sep 29 12:47:33.120699 2026] [security2:error] [pid 15158:tid 15158] [client 104.23.166.21:10304] ModSecurity: Access denied with code 403 (phase 1). Matched phrase "/.env" at REQUEST_URI. [file "/etc/apache2/conf.d/modsec_vendor_configs/comodo_apache/02_Global_Generic.conf"] [line "120"] [id "210492"] [rev "3"] [severity "CRITICAL"] [tag "CWAF"] [tag "Generic"] [hostname "www.acmyles.com"] [uri "/.env"] [unique_id "arvrpXcZNp1v6pbAjen3RAAAAB4"] show less	Brute-Force Bad Web Bot Web App Attack
🇺🇸 Lee Daniel	2026-09-29 16:45:06 (5 hours ago)	104.23.166.21 - - [29/Sep/2026:12:45:05 -0400] "GET /.env HTTP/1.1" 403 6280 "-" "Mozilla/5.0 (iPhon ... show more 104.23.166.21 - - [29/Sep/2026:12:45:05 -0400] "GET /.env HTTP/1.1" 403 6280 "-" "Mozilla/5.0 (iPhone; CPU iPhone OS 17_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.3 Mobile/15E148 Safari/604.1" ... show less	DDoS Attack Web Spam Email Spam Port Scan Brute-Force Bad Web Bot Web App Attack
🇺🇸 TPI-Abuse	2026-09-29 15:08:31 (7 hours ago)	(mod_security) mod_security (id:210492) triggered by 104.23.166.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 104.23.166.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Tue Sep 29 11:08:25.242811 2026] [security2:error] [pid 1955:tid 1955] [client 104.23.166.21:9299] ModSecurity: Access denied with code 403 (phase 1). Matched phrase "/.git/" at REQUEST_URI. [file "/etc/apache2/conf.d/modsec_vendor_configs/comodo_apache/02_Global_Generic.conf"] [line "117"] [id "210492"] [rev "3"] [severity "CRITICAL"] [tag "CWAF"] [tag "Generic"] [hostname "elianabeam.com"] [uri "/.git/HEAD"] [unique_id "arvUaeE8vuqwdzFju0NCJQAAAAk"] show less	Brute-Force Bad Web Bot Web App Attack
🇺🇸 TPI-Abuse	2026-09-29 09:59:50 (12 hours ago)	(mod_security) mod_security (id:210730) triggered by 104.23.166.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210730) triggered by 104.23.166.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Tue Sep 29 05:59:44.036307 2026] [security2:error] [pid 32457:tid 32457] [client 104.23.166.21:10803] 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\|\|nnrentacar.com\|F\|2"] [data ".php.bak"] [severity "CRITICAL"] [tag "CWAF"] [tag "HTTP"] [hostname "nnrentacar.com"] [uri "/index.php.bak"] [unique_id "aruMELVwRdjiucKsBV6DswAAABg"] show less	Brute-Force Bad Web Bot Web App Attack
🇺🇸 TPI-Abuse	2026-09-29 08:49:11 (13 hours ago)	(mod_security) mod_security (id:210492) triggered by 104.23.166.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 104.23.166.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Tue Sep 29 04:49:06.363497 2026] [security2:error] [pid 16142:tid 16142] [client 104.23.166.21:10155] ModSecurity: Access denied with code 403 (phase 1). Matched phrase "wp-config.php" at REQUEST_URI. [file "/etc/apache2/conf.d/modsec_vendor_configs/comodo_apache/02_Global_Generic.conf"] [line "117"] [id "210492"] [rev "3"] [severity "CRITICAL"] [tag "CWAF"] [tag "Generic"] [hostname "calvetparis.com"] [uri "/wp-config.php"] [unique_id "art7gpCO2Tm4JhkZqDxD4gAAAAc"] show less	Brute-Force Bad Web Bot Web App Attack
🇺🇸 TPI-Abuse	2026-09-29 07:23:49 (14 hours ago)	(mod_security) mod_security (id:210492) triggered by 104.23.166.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 104.23.166.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Tue Sep 29 03:23:42.900778 2026] [security2:error] [pid 19611:tid 19611] [client 104.23.166.21:12351] ModSecurity: Access denied with code 403 (phase 1). Matched phrase "/.git/" at REQUEST_URI. [file "/etc/apache2/conf.d/modsec_vendor_configs/comodo_apache/02_Global_Generic.conf"] [line "117"] [id "210492"] [rev "3"] [severity "CRITICAL"] [tag "CWAF"] [tag "Generic"] [hostname "www.register-yacht-marshall-islands.com"] [uri "/.git/config"] [unique_id "artnfo9vTkE5QwZcDxdhOwAAAAM"] show less	Brute-Force Bad Web Bot Web App Attack
🇫🇮 Mausteuuno	2026-09-29 07:08:00 (15 hours ago)	Scanning for vulnerabilities 104.23.166.21 - - [29/Sep/2026:07:08:29 +0000] "GET /.git/HEAD HTTP/2. ... show more Scanning for vulnerabilities 104.23.166.21 - - [29/Sep/2026:07:08:29 +0000] "GET /.git/HEAD HTTP/2.0" 500 4 "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.3 Safari/605.1.15" 104.23.166.21 - - [29/Sep/2026:07:08:29 +0000] "GET /.svn/entries HTTP/2.0" 500 4 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36" 104.23.166.21 - - [29/Sep/2026:07:08:45 +0000] "GET /wp-config.php.bak HTTP/2.0" 500 4 "-" "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36" show less	Web App Attack
🇺🇸 TPI-Abuse	2026-09-29 03:25:49 (18 hours ago)	(mod_security) mod_security (id:210492) triggered by 104.23.166.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 104.23.166.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Mon Sep 28 23:25:45.360874 2026] [security2:error] [pid 21307:tid 21307] [client 104.23.166.21:13129] ModSecurity: Access denied with code 403 (phase 1). Matched phrase "/.env" at REQUEST_URI. [file "/etc/apache2/conf.d/modsec_vendor_configs/comodo_apache/02_Global_Generic.conf"] [line "120"] [id "210492"] [rev "3"] [severity "CRITICAL"] [tag "CWAF"] [tag "Generic"] [hostname "berklie.com"] [uri "/.env.local"] [unique_id "arsvuZYDwiBcjvbfa3TQXgAAAAA"] show less	Brute-Force Bad Web Bot Web App Attack
🇩🇪 Hary74656	2026-09-28 22:09:15 (1 day ago)	Fail2Ban on schani.hostmi.at: jail=apache-instablock, failures=1. [client 104.23.166.21] [realclient ... show more Fail2Ban on schani.hostmi.at: jail=apache-instablock, failures=1. [client 104.23.166.21] [realclient 104.23.166.21] [29/Sep/2026:00:09:15 +0200] [vhost aschi.at] 403 "GET /config.php HTTP/2.0" show less	Web App Attack
🇩🇪 FD-IX	2026-09-28 21:12:53 (1 day ago)	Fail2Ban: ModSecurity detected a web application attack.	Bad Web Bot Web App Attack
🇺🇸 TPI-Abuse	2026-09-28 16:17:43 (1 day ago)	(mod_security) mod_security (id:210492) triggered by 104.23.166.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 104.23.166.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Mon Sep 28 12:17:36.174739 2026] [security2:error] [pid 17761:tid 17761] [client 104.23.166.21:9682] ModSecurity: Access denied with code 403 (phase 1). Matched phrase "/.git/" at REQUEST_URI. [file "/etc/apache2/conf.d/modsec_vendor_configs/comodo_apache/02_Global_Generic.conf"] [line "117"] [id "210492"] [rev "3"] [severity "CRITICAL"] [tag "CWAF"] [tag "Generic"] [hostname "moonlightmotel.com"] [uri "/.git/config"] [unique_id "arqTICnv5hsmAWh0Ol7bGgAAABo"] show less	Brute-Force Bad Web Bot Web App Attack
🇩🇪 SCHAPPY	2026-09-28 14:00:07 (1 day ago)	Brute-force attack to identify web exploits	Brute-Force Web App Attack
🇩🇪 FeG Deutschland	2026-09-28 13:40:52 (1 day ago)	Looking for CMS/PHP/SQL vulnerablilities/excessive crawling - 124	Exploited Host Web App Attack

Showing 1 to 15 of 132 reports

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