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106.75.191.164 has a threat confidence score of 50%. This IP address from China (AS58466, CHINANET Guangdong province network) has been observed in 4 honeypot sessions targeting SIP protocols. First observed on March 20, 2026, most recently active May 1, 2026.
SIP request using sip:nm as the Request-URI, a malformed or placeholder target commonly observed in SIP scanning and fuzzing activity rather than legitimate client behavior.