IP address 221.228.203.3 has been flagged in 1098 abuse reports across 17 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, known attacker, known malicious, malware c2, malware infrastructure, persistent attacker, reconnaissance, reputation low, scanning, ssh brute force, ssh bruteforce, suspicious activity.
This IP is geolocated in China and belongs to the network Jiangsu Wuxi International IDC network (AS138950). Reports span from 2026-05-01 to 2026-09-20.
Assessment: 221.228.203.3 is among the most actively malicious IP addresses in our database, with over 1098 abuse reports from 17 independent sources. The IP has been observed conducting automated SSH login attempts against internet-facing servers, a technique commonly used to gain unauthorized access to systems.