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52.91.1.143 has a threat confidence score of 56%. This IP address from United States (AS14618, Amazon.com, Inc.) has been observed in 25 honeypot sessions targeting HTTPS, ELASTICSEARCH, SSH, FTP, RDP and 1 other protocols. First observed on March 13, 2026, most recently active March 24, 2026.
Identifies HTTPS requests targeting the web server root path ("/"), typically used for initial service discovery, host validation, or baseline content inspection prior to deeper enumeration
FTP session where the client issues AUTH TLS to upgrade the connection to Transport Layer Security. This reflects protocol-level encryption negotiation prior to further interaction.