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91.196.152.41 has a threat confidence score of 47%. This IP address from France (AS213412, ONYPHE SAS) has been observed in 39 honeypot sessions targeting MSSQL, HTTP, SMB, SSH, SMTP and 11 other protocols. First observed on January 21, 2026, most recently active March 20, 2026.
Automated SMTP interaction performing a minimal capability check by issuing EHLO followed by a STARTTLS upgrade request and immediately terminating the session. This pattern is commonly associated with internet-wide scanners, security research crawlers, or opportunistic bots verifying whether an SMTP service supports encrypted communication. The absence of authentication attempts or message submission indicates reconnaissance or service fingerprinting rather than active abuse.
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.