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47.128.21.4

Recent Activity

Abuse Confidence Score

3% Caution

260 reports

42 reporters · latest 4 hours ago

ISP: Amazon Data Services Singapore
Usage Type: Data Center/Web Hosting/Transit
ASN: AS16509
Hostname(s): ec2-47-128-21-4.ap-southeast-1.compute.amazonaws.com
Domain Name: amazon.com
Country: 🇸🇬 Singapore
City: Singapore

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

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Abuse Reports

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Total reports

260 from 42 distinct reporters

First reported

August 25th 2023

Most recent report

4 hours ago

Last 60 days

Top reporter locations 🇩🇪 Germany 1

Most common categories Bad Web Bot 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
🇩🇪 todix	2026-11-14 18:29:49 UTC · (4 hours ago)	"GET /wp-content/plugins/cookie-notice/css/front.min.css?ver=3.1.18 HTTP/2.0" 200 1092 "/aktuelles/" "Mozilla/5.0 (compatible; Bytespider; [email protected]) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.0.0 Safari/537.36"	Bad Web Bot
🇺🇦 URAN Publishing Service	2026-07-18 06:27:10 UTC · (3 months ago)	Bad Web Bot	DDoS Attack Bad Web Bot
Anonymous	2026-03-28 03:45:14 UTC · (7 months ago)	Ports: 80,443; Direction: 1; Trigger: LF_CUSTOMTRIGGER	Brute-Force SSH
🇪🇸 masterguru	2026-03-09 03:09:02 UTC · (8 months ago)	BAD BOT - Detected and Blocked.. Matched phrase "bytespider" at REQUEST_HEADERS:user-agent. (1100000-122)	Bad Web Bot
🇨🇭 backslash	2026-03-04 09:36:04 UTC · (8 months ago)	block ruleset 3D3AFA921A373ECE19B6BA285C2D722163304638	Bad Web Bot
🇫🇷 bigorre.org	2026-03-01 15:24:32 UTC · (8 months ago)	Excessive crawling : exceed crawl-delay defined in robots.txt	Bad Web Bot
🇪🇸 librebit	2026-02-26 01:28:40 UTC · (8 months ago)	Brute force	Brute-Force
🇫🇷 bigorre.org	2026-02-18 16:20:27 UTC · (8 months ago)	Excessive crawling : exceed crawl-delay defined in robots.txt	Bad Web Bot
🇩🇪 Melle	2026-02-15 19:58:24 UTC · (8 months ago)	Unauthorized connection attempt detected from IP address 47.128.21.4	Bad Web Bot
🇪🇸 librebit	2026-01-15 02:01:53 UTC · (9 months ago)	Brute force	Brute-Force
🇪🇸 masterguru	2026-01-15 00:05:59 UTC · (9 months ago)	BAD BOT - Detected and Blocked.. Matched phrase "bytespider" at REQUEST_HEADERS:user-agent. (1100000-122)	Bad Web Bot
🇨🇦 1gz	2025-12-22 20:40:12 UTC · (10 months ago)	Triggered Cloudflare WAF (firewallCustom) from SG. Action taken: BLOCK Protocol: HTTP/1.1 (GET method) Endpoint: /kerko.php UA: Mozilla/5.0 (Linux; Android 5.0) AppleWebKit/537.36 (KHTML, like Gecko) Mobile Safari/537.36 (compatible; Bytespider; spid ... show more Triggered Cloudflare WAF (firewallCustom) from SG. Action taken: BLOCK Protocol: HTTP/1.1 (GET method) Endpoint: /kerko.php UA: Mozilla/5.0 (Linux; Android 5.0) AppleWebKit/537.36 (KHTML, like Gecko) Mobile Safari/537.36 (compatible; Bytespider; [email protected]) This report was generated by: https://github.com/sefinek/Cloudflare-WAF-To-AbuseIPDB show less	Bad Web Bot
🇫🇷 bigorre.org	2025-12-13 10:14:30 UTC · (11 months ago)	Excessive crawling : exceed crawl-delay defined in robots.txt	Bad Web Bot
🇪🇸 masterguru	2025-12-02 07:01:08 UTC · (11 months ago)	BAD BOT - Detected and Blocked.. Matched phrase "bytespider" at REQUEST_HEADERS:user-agent. (1100000-122)	Bad Web Bot
🇺🇸 TPI-Abuse	2025-11-29 16:31:12 UTC · (11 months ago)	(mod_security) mod_security (id:210730) triggered by 47.128.21.4 (ec2-47-128-21-4.ap-southeast-1.compute.amazonaws.com): 1 in the last 300 secs; Ports: ; Direction: 1; Trigger: LF_MODSEC; Logs: [Sat Nov 29 11:31:07.384681 2025] [security2:error] [pi ... show more (mod_security) mod_security (id:210730) triggered by 47.128.21.4 (ec2-47-128-21-4.ap-southeast-1.compute.amazonaws.com): 1 in the last 300 secs; Ports: ; Direction: 1; Trigger: LF_MODSEC; Logs: [Sat Nov 29 11:31:07.384681 2025] [security2:error] [pid 23395:tid 23395] [client 47.128.21.4:43312] 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 ".qvzn.med-engineering.com.ide.cs"] [severity "CRITICAL"] [tag "CWAF"] [tag "HTTP"] [hostname "med-engineering.com"] [uri "/pdb.qvzn.med-engineering.com.ide.cs"] [unique_id "aSsfywH0SbKPddSIrw5_jAAAAAE"] show less	Brute-Force Bad Web Bot Web App Attack

Showing 1 to 15 of 260 reports

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