AS203346 — Proper Support LLP Threat Intelligence

Network Threat Summary

AS203346 (Proper Support LLP) has 55,857 malicious IP addresses with 469,760 abuse reports across 4 countries. First activity recorded 2025-10-14, most recent activity 2026-07-24.

Threat Profile: The primary attack categories observed from this network are professional threat, malicious, suspicious activity. This autonomous system is among the most prolific threat sources globally, with an exceptionally high concentration of malicious IP addresses. Affected countries include GB, US, NL.

Risk Assessment: CRITICAL - This autonomous system is a major source of malicious activity, ranking in the top 1% of threat networks globally. Consider blocking the entire ASN or implementing strict rate limiting.

Top Attack Categories

• Professional Threat 417,780 reports
• Malicious 8,538 reports
• Suspicious Activity 1,191 reports
• Spam 364 reports
• Aggregated Threat 227 reports

Top Affected Countries

• GB 65,122 reports
• US 35,788 reports
• NL 1,329 reports

Most Reported IPs

• 86.105.178.50 87 reports
• 89.40.207.24 83 reports
• 89.36.141.24 83 reports
• 86.105.178.24 83 reports
• 86.107.193.24 83 reports

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