IP address 121.204.171.142 has been flagged in 688 abuse reports across 20 independent threat intelligence sources, resulting in a threat score of 100.0/100 (critical risk). The primary activity associated with this IP is abuseipdb blacklist, along with aggregated threat, attacks, brute force, bruteforce, known attacker, malware c2, malware infrastructure, reconnaissance, reputation low, scanning, ssh brute force, ssh bruteforce, suspicious activity, web attack.
This IP is geolocated in China and belongs to the network Fuzhou (AS133774). Reports span from 2025-07-12 to 2026-08-19.
Assessment: With 688 abuse reports, 121.204.171.142 shows persistent malicious activity that has been flagged by multiple threat intelligence feeds. The IP has been observed conducting automated SSH login attempts against internet-facing servers, a technique commonly used to gain unauthorized access to systems.