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172.86.93.173 has a threat confidence score of 98%. This IP address from Germany (AS30823, aurologic GmbH) has been observed in 40 honeypot sessions targeting SIP protocols. Detected attack patterns include sip call id high entropy hex 32. First observed on April 23, 2026, most recently active April 24, 2026.
SIP activity where Call-ID values exhibit high entropy and fixed 32-character hexadecimal format, indicating automated generation typically associated with scanning tools, fuzzing frameworks, or SIP enumeration activity.