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143.198.207.39 has a threat confidence score of 41%. This IP address from Singapore (AS14061, DigitalOcean, LLC) has been observed in 29 honeypot sessions targeting HTTP, RTSP, HTTPS, IMAP, SMTP protocols. First observed on March 10, 2026, most recently active April 24, 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.
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.