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221.11.51.22 has a threat confidence score of 27%. This IP address from China (AS4837, CHINA UNICOM China169 Backbone) has been observed in 1 honeypot sessions targeting HTTP protocols. First observed on March 27, 2026, most recently active March 27, 2026.
Identifies HTTP requests targeting the web server root path ("/"), typically used for initial service discovery, host validation, or baseline content inspection prior to deeper enumeration.