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172.71.183.21

Neutral Activity Whitelisted Subnet

Abuse confidence score ?

0% Low Risk

174 reports

45 reporters · latest 7 hours ago

172.71.183.21 is an IP address from within our whitelist belonging to the subnet 172.64.0.0/13, 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

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

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IP Abuse Reports for 172.71.183.21

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This IP address has been reported a total of 174 times from 45 distinct sources. 172.71.183.21 was first reported on March 16th 2024, and the most recent report was 7 hours ago. In the last 60 days, the top reporter locations were: United States of America with 43 reports; Germany with 11 reports; Ukraine with 5 reports. The most common categories in these recent reports were: Web App Attack 70 times; Bad Web Bot 45 times; Brute-Force 42 times; Hacking 6 times; Exploited Host 5 times; Other 3 times.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇺🇸 TPI-Abuse	2026-10-13 11:42:44 (7 hours ago)	(mod_security) mod_security (id:210730) triggered by 172.71.183.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210730) triggered by 172.71.183.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Tue Oct 13 07:42:37.093918 2026] [security2:error] [pid 15433:tid 15433] [client 172.71.183.21:13051] 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\|\|yeungshk.com\|F\|2"] [data ".php.bak"] [severity "CRITICAL"] [tag "CWAF"] [tag "HTTP"] [hostname "yeungshk.com"] [uri "/index.php.bak"] [unique_id "as4ZLXyFAS11SB9fedtLtgAAAAM"] show less	Brute-Force Bad Web Bot Web App Attack
🇩🇪 altenglaner	2026-10-13 06:09:43 (13 hours ago)	Web scanner probing for sensitive files (.env, .git, backups) or path traversal. Reported by fail2ba ... show more Web scanner probing for sensitive files (.env, .git, backups) or path traversal. Reported by fail2ban. show less	Hacking Web App Attack
🇩🇪 FeG Deutschland	2026-10-13 03:55:33 (15 hours ago)	Looking for CMS/PHP/SQL vulnerablilities/excessive crawling - 124	Exploited Host Web App Attack
🇺🇸 TPI-Abuse	2026-10-12 03:32:41 (1 day ago)	(mod_security) mod_security (id:210492) triggered by 172.71.183.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 172.71.183.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Sun Oct 11 23:32:30.114103 2026] [security2:error] [pid 3296:tid 3296] [client 172.71.183.21:12746] ModSecurity: Access denied with code 403 (phase 1). Matched phrase ".htaccess" 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 "directcch.com"] [uri "/.htaccess"] [unique_id "asxUzh0MSS82JJx7ve671wAAAAQ"] show less	Brute-Force Bad Web Bot Web App Attack
🇺🇸 TPI-Abuse	2026-10-12 02:27:34 (1 day ago)	(mod_security) mod_security (id:210492) triggered by 172.71.183.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 172.71.183.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Sun Oct 11 22:27:29.165126 2026] [security2:error] [pid 1145:tid 1145] [client 172.71.183.21:12144] 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 "wwfstudio.com"] [uri "/.env.backup"] [unique_id "asxFkVSxiuQ4rE-EWIZRsAAAAAY"] show less	Brute-Force Bad Web Bot Web App Attack
🇺🇸 TPI-Abuse	2026-10-11 21:41:04 (1 day ago)	(mod_security) mod_security (id:210492) triggered by 172.71.183.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 172.71.183.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Sun Oct 11 17:40:56.025459 2026] [security2:error] [pid 738:tid 738] [client 172.71.183.21:10975] 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 "www.collectorcarconsultants.com"] [uri "/.env.staging"] [unique_id "aswCaKE-6zWgnctp6XBGsgAAAAE"] show less	Brute-Force Bad Web Bot Web App Attack
🇩🇪 todix	2026-10-11 21:06:31 (1 day ago)	"GET /.env.bak HTTP/1.1" 403 6612 "-" "Mozilla/5.0 (iPhone; CPU iPhone OS 17_3_1 like Mac OS X) Appl ... show more "GET /.env.bak HTTP/1.1" 403 6612 "-" "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	Web App Attack
🇺🇸 TPI-Abuse	2026-10-11 12:55:51 (2 days ago)	(mod_security) mod_security (id:210492) triggered by 172.71.183.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 172.71.183.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Sun Oct 11 08:55:45.528829 2026] [security2:error] [pid 9046:tid 9046] [client 172.71.183.21:11695] 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 "mail.seads.global"] [uri "/.env.production"] [unique_id "asuHUb6ZRJ-jkVxdFa-nKAAAAAo"] show less	Brute-Force Bad Web Bot Web App Attack
🇨🇭 zynex	2026-10-11 10:20:46 (2 days ago)	URL Probing: /config.php	Web App Attack
🇫🇷 dynamix	2026-10-11 04:30:15 (2 days ago)	Multiple WAF Violations	Web App Attack
🇩🇪 FeG Deutschland	2026-10-10 22:16:58 (2 days ago)	Looking for CMS/PHP/SQL vulnerablilities/excessive crawling - 124	Exploited Host Web App Attack
🇺🇸 TPI-Abuse	2026-10-10 18:37:01 (3 days ago)	(mod_security) mod_security (id:210492) triggered by 172.71.183.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 172.71.183.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Sat Oct 10 14:36:52.072543 2026] [security2:error] [pid 24619:tid 24619] [client 172.71.183.21:13452] ModSecurity: Access denied with code 403 (phase 1). Matched phrase "/.svn/" 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 "teamconnell.com"] [uri "/.svn/entries"] [unique_id "asqFxD8ZtFq9iu7u_FoDWAAAAEw"] show less	Brute-Force Bad Web Bot Web App Attack
🇺🇸 TPI-Abuse	2026-10-09 11:24:34 (4 days ago)	(mod_security) mod_security (id:210492) triggered by 172.71.183.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 172.71.183.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Fri Oct 09 07:24:29.455617 2026] [security2:error] [pid 19204:tid 19204] [client 172.71.183.21:10429] 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 "chrisswansoncampaign.com"] [uri "/.env"] [unique_id "asjO7TEi9ysDnW16oGfJlgAAAA4"] show less	Brute-Force Bad Web Bot Web App Attack
🇮🇩 penjaga BRIN	2026-10-09 01:20:29 (4 days ago)	Suspicious malicious activity	Hacking
🇺🇸 TPI-Abuse	2026-10-09 00:08:32 (4 days ago)	(mod_security) mod_security (id:210492) triggered by 172.71.183.21 (-): 1 in the last 300 secs; Port ... show more (mod_security) mod_security (id:210492) triggered by 172.71.183.21 (-): 1 in the last 300 secs; Ports: *; Direction: 1; Trigger: LF_MODSEC; Logs: [Thu Oct 08 20:08:26.450019 2026] [security2:error] [pid 12845:tid 12845] [client 172.71.183.21:11357] 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 "www.tenmenband.com"] [uri "/.env.dev"] [unique_id "asgwetMac2hdfCKfmqwULwAAAAQ"] show less	Brute-Force Bad Web Bot Web App Attack

Showing 1 to 15 of 174 reports

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