AS17421 — Mobile Business Group Threat Intelligence

Network Threat Summary

AS17421 (Mobile Business Group) has 1,931 malicious IP addresses with 124,309 abuse reports across 1 countries. First activity recorded 2022-07-18, most recent activity 2026-07-28.

Threat Profile: The primary attack categories observed from this network are severe abuse, suspicious activity, email abuse. 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

• Severe Abuse 20,684 reports
• Suspicious Activity 20,404 reports
• Email Abuse 1,878 reports
• High Threat 1,391 reports
• Moderate Threat 1,252 reports

Top Affected Countries

• TW 82,275 reports

Most Reported IPs

• 221.120.73.24 533 reports
• 221.120.4.61 525 reports
• 111.70.38.53 524 reports
• 111.70.32.51 523 reports
• 111.70.32.6 522 reports

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