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121.41.171.138 has a threat confidence score of 49%. This IP address from China (AS37963, Hangzhou Alibaba Advertising Co.,Ltd.) has been observed in 135 honeypot sessions targeting MSSQL, HTTPS, HTTP, SIP, SMTP and 4 other protocols. First observed on January 22, 2026, most recently active March 21, 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.