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104.23.187.21

Neutral Activity Whitelisted Subnet

Abuse confidence score ?

0% Low Risk

63 reports

22 reporters · latest 43 minutes ago

104.23.187.21 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	🇺🇸 United States of America
City	Newark, New Jersey

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

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IP Abuse Reports for 104.23.187.21

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This IP address has been reported a total of 63 times from 22 distinct sources. 104.23.187.21 was first reported on March 8th 2025, and the most recent report was 43 minutes ago. In the last 60 days, the top reporter locations were: Belgium with 5 reports; Czechia with 1 report; United Kingdom of Great Britain and Northern Ireland with 1 report. The most common categories in these recent reports were: Web App Attack 7 times; Hacking 2 times; Brute-Force 1 time; Bad Web Bot 1 time; SQL Injection 1 time.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇧🇪 madeit	2026-10-17 23:45:24 (43 minutes ago)		Web App Attack
🇧🇪 madeit	2026-10-10 13:52:19 (1 week ago)		Web App Attack
🇺🇸 TPI-Abuse	2026-09-30 16:22:21 (2 weeks ago)	(mod_security) mod_security (id:210492) triggered by 104.23.187.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 104.23.187.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Wed Sep 30 12:22:16.360439 2026] [security2:error] [pid 24824:tid 24824] [client 104.23.187.21:10533] 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 "www.langkawi-boat-registration.com"] [uri "/wp-config.php"] [unique_id "ar03OA4kF8CWeQ9UEQ4JpQAAABA"] show less	Brute-Force Bad Web Bot Web App Attack
Anonymous	2026-09-30 14:40:03 (2 weeks ago)	\| Multiple common web attacks from same source ip. (multiple servers)	Web App Attack Hacking SQL Injection
🇧🇪 madeit	2026-09-18 19:51:48 (4 weeks ago)		Web App Attack
🇧🇪 madeit	2026-09-09 05:22:40 (1 month ago)		Web App Attack
🇬🇧 openstrike.co.uk	2026-08-30 05:13:54 (1 month ago)	6 attacks on site downloads: GET /inetpub.tgz HTTP/1.1	Hacking
🇧🇪 madeit	2026-08-23 14:29:07 (1 month ago)		Web App Attack
🇫🇷 UnixPrime	2026-07-11 16:12:30 (3 months ago)	104.23.187.21 - - [11/Jul/2026:18:12:19 +0200] "GET /server-status HTTP/1.1" 404 151 "-" "Mozilla/5. ... show more 104.23.187.21 - - [11/Jul/2026:18:12:19 +0200] "GET /server-status HTTP/1.1" 404 151 "-" "Mozilla/5.0 (l9scan/2.0.330313e2735313e27363e2237313; +https://leakix.net)" 104.23.187.21 - - [11/Jul/2026:18:12:29 +0200] "GET /.git/config HTTP/1.1" 404 150 "-" "Mozilla/5.0 (l9scan/2.0.330313e2735313e27363e2237313; +https://leakix.net)" ... show less	Bad Web Bot Web App Attack
Anonymous	2026-06-15 16:42:20 (4 months ago)	Web App Attack	Brute-Force Exploited Host Web App Attack
🇬🇧 pinguin	2026-06-03 17:26:51 (4 months ago)	Triggered Cloudflare WAF (firewallManaged) from US. Action taken: LOG Protocol: HTTP/2 (OPTIONS meth ... show more Triggered Cloudflare WAF (firewallManaged) from US. Action taken: LOG Protocol: HTTP/2 (OPTIONS method) Endpoint: / UA: Mozilla/5.0 (l9scan/2.0.8393e27323e28313e2430313; +https://leakix.net) This report was generated by: https://github.com/sefinek/Cloudflare-WAF-To-AbuseIPDB show less	Bad Web Bot
🇩🇪 abdubhai	2026-05-09 06:50:01 (5 months ago)	104.23.187.21 - - [09/May/2026:1 ...	Brute-Force
🇺🇸 TPI-Abuse	2026-04-03 17:52:32 (6 months ago)	(mod_security) mod_security (id:210492) triggered by 104.23.187.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 104.23.187.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Fri Apr 03 13:52:28.073241 2026] [security2:error] [pid 15044:tid 15044] [client 104.23.187.21:11491] 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 "117"] [id "210492"] [rev "3"] [severity "CRITICAL"] [tag "CWAF"] [tag "Generic"] [hostname "cpcontacts.lazymanvegan.com"] [uri "/backend/.env"] [unique_id "ac_-XJvRbhk9mBKt74Y_lQAAABE"] show less	Brute-Force Bad Web Bot Web App Attack
🇺🇸 TPI-Abuse	2026-03-22 14:13:55 (6 months ago)	(mod_security) mod_security (id:210492) triggered by 104.23.187.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 104.23.187.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Sun Mar 22 10:13:37.875750 2026] [security2:error] [pid 3379:tid 3379] [client 104.23.187.21:14220] 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 "117"] [id "210492"] [rev "3"] [severity "CRITICAL"] [tag "CWAF"] [tag "Generic"] [hostname "autodiscover.southfloridachoppers.com"] [uri "/.env.dev"] [unique_id "ab_5EWEQccisIbUIZgRiUQAAABE"] show less	Brute-Force Bad Web Bot Web App Attack
🇺🇸 TPI-Abuse	2026-03-21 19:02:08 (6 months ago)	(mod_security) mod_security (id:210492) triggered by 104.23.187.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 104.23.187.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Sat Mar 21 15:02:04.805313 2026] [security2:error] [pid 2238:tid 2238] [client 104.23.187.21:9370] 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 "117"] [id "210492"] [rev "3"] [severity "CRITICAL"] [tag "CWAF"] [tag "Generic"] [hostname "webmail.styxfreeworld.com"] [uri "/.env"] [unique_id "ab7rLJsdDBCAib9HkxC1ygAAAAY"] show less	Brute-Force Bad Web Bot Web App Attack

Showing 1 to 15 of 63 reports

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