AS13335 — Cloudflare, Inc. Threat Intelligence

Network Threat Summary

AS13335 (Cloudflare, Inc.) has 45,573 malicious IP addresses with 504,130 abuse reports across 105 countries. First activity recorded 2022-08-27, most recent activity 2026-10-13.

Threat Profile: The primary attack categories observed from this network are reconnaissance, reputation low, aggregated threat. 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

• Reconnaissance 152,513 reports
• Reputation Low 43,888 reports
• Aggregated Threat 12,281 reports
• Malware C2 10,434 reports
• Malware Infrastructure 7,904 reports

Top Affected Countries

• US 106,030 reports
• SG 53,599 reports
• DE 25,378 reports

Most Reported IPs

• 104.28.214.112 1,329 reports
• 104.28.201.73 1,317 reports
• 104.28.233.73 1,084 reports
• 104.28.222.47 1,012 reports
• 104.28.222.46 964 reports

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