IP address 103.203.59.9 has been flagged in 1100 abuse reports across 15 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, port scan, rdp bruteforce, reconnaissance, ssh brute force, ssh bruteforce, suspicious activity.
This IP is geolocated in China and belongs to the network Beijing Tiantexin Tech. Co., Ltd. (AS136180). Reports span from 2026-06-08 to 2026-10-06.
Assessment: 103.203.59.9 is among the most actively malicious IP addresses in our database, with over 1100 abuse reports from 15 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.