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121.41.166.99 has a threat confidence score of 39%. This IP address from China (AS37963, Hangzhou Alibaba Advertising Co.,Ltd.) has been observed in 60 honeypot sessions targeting MSSQL, HTTPS, SMTP, SSH, SMB and 1 other protocols. First observed on February 6, 2026, most recently active March 24, 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.