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Subnet 104.23.187.0/24

SUBNET Active high
Why this campaign was detected
3 IPs from the same /24 subnet (104.23.187.0/24) were observed attacking our sensors within the same time window. All belong to Cloudflare, Inc. (AS13335). Concentrated activity from adjacent IPs is a strong indicator of a single operator or coordinated botnet.
Primary ASN
AS13335 · Cloudflare, Inc.
Subnet
104.23.187.0/24
Country
πŸ‡ΊπŸ‡Έ US
Cloud Provider
Cloudflare
Member Count
3 IPs
Below average
Total Events
31
Below average by volume
Started / Ended
2026-04-22 23:49 — ongoing
Attack Types
http:scan
MITRE ATT&CK Techniques
Reconnaissance
Initial Access
Member Actors
IP Address Behavior Confidence Flags Events Agents Attack Types Hostname Last Seen
104.23.187.82 web_probe 29% 13 1 http:scan β€” 2026-05-07 05:38 evidence →
104.23.187.140 web_probe 26% 1 1 http:scan β€” 2026-05-07 06:20 evidence →
104.23.187.83 web_probe 25% 17 1 http:scan β€” 2026-05-04 18:48 evidence →
VPN Known VPN or proxy provider
DROP ASN on Spamhaus DROP list
Nx OSINT Corroborated by N external threat feeds