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109.105.209.23 has a threat confidence score of 79%. This IP address from Portugal (AS21859, Zenlayer Inc) has been observed in 168 honeypot sessions targeting HTTPS, IMAP, SIP, FTP, RTSP and 7 other protocols. First observed on January 21, 2026, most recently active March 28, 2026.
Client sends RTSP OPTIONS requests to check supported methods and confirm that an RTSP service is exposed, then disconnects without attempting authentication or stream setup. This pattern is typically associated with automated reconnaissance or internet-wide scanning rather than active stream access.
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.
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.
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