AS13335 — Cloudflare, Inc. Threat Intelligence

Network Threat Summary

AS13335 (Cloudflare, Inc.) has 35,430 malicious IP addresses with 373,465 abuse reports across 96 countries. First activity recorded 2022-08-27, most recent activity 2026-07-27.

Threat Profile: The primary attack categories observed from this network are suspicious activity, malware c2, severe abuse. This network shows significant threat activity well above the global median, warranting enhanced monitoring. Affected countries include US, SG, DE.

Risk Assessment: HIGH - Significant threat activity originates from this network. Enhanced monitoring and aggressive IP blocking are recommended.

Top Attack Categories

• Suspicious Activity 83,804 reports
• Malware C2 64,969 reports
• Severe Abuse 15,805 reports
• Professional Threat 12,520 reports
• Spam 7,217 reports

Top Affected Countries

• US 54,092 reports
• SG 36,327 reports
• DE 15,856 reports

Most Reported IPs

• 104.28.233.73 527 reports
• 104.28.214.112 463 reports
• 104.28.246.112 455 reports
• 104.28.246.113 455 reports
• 104.28.208.60 454 reports

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