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135.237.126.245 has a threat confidence score of 82%. This IP address from United States (AS8075, Microsoft Corporation) has been observed in 134 honeypot sessions targeting HTTPS, HTTP, FTP, SMB, SMTP and 10 other protocols. Detected attack patterns include https autodiscover powershell probe. First observed on January 21, 2026, most recently active April 9, 2026.
HTTPS request to /autodiscover/autodiscover.json with a query string containing @zdi/Powershell.
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.
Client repeatedly sends GET requests to the /bad-request Docker API endpoint, indicating malformed or incompatible traffic against the Docker daemon. This pattern is typically associated with generic internet scanning or tools attempting HTTP interaction without speaking the proper Docker API protocol.
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.