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66.175.211.15 has a threat confidence score of 58%. This IP address from United States (AS63949, Akamai Connected Cloud) has been observed in 18 honeypot sessions targeting HTTPS, RDP, ELASTICSEARCH, IMAP, MONGODB protocols. First observed on February 24, 2026, most recently active March 23, 2026.
Identifies RDP clients attempting authentication using Network Level Authentication (NLA) with the NTLM challenge-response protocol. This occurs during the CredSSP negotiation phase before a remote desktop session is established and indicates an active credential authentication attempt against the RDP service
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