216.73.217.99

Recent Activity This IP has received recent abuse reports, which causes the score to increase.
Abuse Confidence Score
100% Critical
494 reports
107 reporters · latest 15 hours ago
ISP
Anthropic, PBC
Usage Type
Data Center/Web Hosting/Transit
ASN
AS16509
Domain Name
anthropic.com
Country
🇺🇸 United States of America
City
Columbus, Ohio
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Abuse Reports

Total reports
494 from 107 distinct reporters
First reported
Most recent report
Last 60 days
Top reporter locations 🇺🇸 United States of America 111 🇪🇸 Spain 33 🇩🇪 Germany 20
Most common categories Bad Web Bot 133 DDoS Attack 100 Brute-Force 68 Web App Attack 32 Hacking 20
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
🇦🇺 FireGuard Server
Blocked by os-abuseipdb; 9 hits, proto=tcp, ports=443
Port Scan Hacking
🇫🇷 security.rdmc.fr
Activity from blacklisted IP
Hacking
🇪🇸 librebit
Brute force
Brute-Force
🇩🇪 Séfora Srl
crowdsecurity/http-probing detected by CrowdSec
Web App Attack
🇮🇩 adi s
216.73.217.99 - - [06/Nov/2026:19:46:12 +0700] "GET /robots.txt HTTP/2.0" 200 134 "-" "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])" 138 268 ...
Web App Attack Brute-Force
🇮🇩 adi s
216.73.217.99 - - [06/Nov/2026:15:26:21 +0700] "GET /robots.txt HTTP/2.0" 200 134 "-" "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])" 138 268 ...
Web App Attack Brute-Force
🇮🇩 adi s
216.73.217.99 - - [06/Nov/2026:13:16:31 +0700] "GET /robots.txt HTTP/2.0" 200 134 "-" "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])" 138 268 ...
Web App Attack Brute-Force
🇮🇩 adi s
216.73.217.99 - - [06/Nov/2026:11:23:51 +0700] "GET /robots.txt HTTP/2.0" 200 134 "-" "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])" 138 268 ...
Web App Attack Brute-Force
🇪🇸 librebit
Brute force
Brute-Force
🇮🇩 adi s
216.73.217.99 - - [06/Nov/2026:09:27:18 +0700] "GET /robots.txt HTTP/2.0" 200 134 "-" "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])" 138 268 ...
Web App Attack Brute-Force
🇮🇩 adi s
216.73.217.99 - - [06/Nov/2026:07:52:49 +0700] "GET /robots.txt HTTP/2.0" 200 134 "-" "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])" 138 268 ...
Web App Attack Brute-Force
🇪🇸 librebit
Brute force
Brute-Force
🇩🇪 palzer.IT
Report for plesk-apache-badbot: 216.73.217.99 - - [19/Oct/2026:23:24:46 +0200] GET /robots.txt [DOMAIN_REMOVED] 404 6352 - Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@[DOMAIN_REMOVED])
Bad Web Bot
🇫🇷 Campus France
...
Brute-Force
Anonymous
IP matched detection query 20 more in short time bad rqs.
Brute-Force Web App Attack Hacking

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