AS17421 — Mobile Business Group Threat Intelligence

Network Threat Summary

AS17421 (Mobile Business Group) has 2,115 malicious IP addresses with 166,946 abuse reports across 1 countries. First activity recorded 2022-07-18, most recent activity 2026-09-21.

Threat Profile: The primary attack categories observed from this network are reconnaissance, malware infrastructure, suspicious activity. This network exhibits moderate threat activity within expected ranges for networks of this size. Affected countries include TW.

Risk Assessment: MEDIUM - Moderate threat activity detected. Regular monitoring with automated blocking for repeat offenders is advised.

Top Attack Categories

• Reconnaissance 63,996 reports
• Malware Infrastructure 8,377 reports
• Suspicious Activity 6,357 reports
• Reputation Low 6,065 reports
• Email Abuse 1,989 reports

Top Affected Countries

• TW 135,638 reports

Most Reported IPs

• 111.70.23.245 946 reports
• 221.120.73.25 944 reports
• 111.70.32.49 944 reports
• 111.70.38.53 943 reports
• 111.70.23.236 940 reports

Lookup an IP or Network

Check any IP address for threat intelligence or browse other ASNs.

Access ASN Intelligence via API

Integrate AS17421 threat data into your security stack with our REST API.

See how we classify and verify threats →