$ query “AS209242” --type=asn → 1 result(s)

AS209242 · CLOUDFLARESPECTRUM

Cloudflare London LLC

AS209242 is run by Cloudflare London LLC and is a hosting stub network, registered in the United States since 2019. The system announces a solid 103 936 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to the United States, with additional presence in the United Kingdom and Germany, and smaller footprints in 35 additional countries. This AS's prefix announcements have been recently modified.

Basic Information

Country
🇺🇸 United States
Category
Hosting
Network Role
Stub Network
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
March 13, 2019
Last Changed
March 04, 2026
Last Seen
September 05, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
279 / 249
IPv6 Prefixes (raw / aggregated)
28 / 21
IPv4 Addresses
103 936
Largest IPv4 Prefix
/20 (4 096 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇺🇸 United States (49 392 IPs), 🇬🇧 United Kingdom (13 824 IPs), 🇩🇪 Germany (11 520 IPs) and 35 more
Prefix Changed
September 05, 2026

Reputation

Reputation
Good — 1 flagged IPs out of 103 936 total (0.00%)

Connectivity Summary

Upstream Providers
1 upstream providing transit
Degree
1 unique BGP neighbor
Reach
0 networks in customer cone

Upstream Providers (1)

Prefix Lists

IPv4 Prefixes (279 total)

  • 216.154.208.0/20 (4 096 addresses (/20 prefix))
  • 66.94.32.0/20 (4 096 addresses (/20 prefix))
  • 68.169.48.0/20 (4 096 addresses (/20 prefix))
  • 69.89.0.0/20 (4 096 addresses (/20 prefix))
  • 154.84.16.0/21 (2 048 addresses (/21 prefix))
  • 194.39.112.0/21 (2 048 addresses (/21 prefix))
  • 92.53.188.0/22 (1 024 addresses (/22 prefix))
  • 5.10.244.0/22 (1 024 addresses (/22 prefix))
  • 83.118.224.0/22 (1 024 addresses (/22 prefix))
  • 185.193.28.0/22 (1 024 addresses (/22 prefix))
  • 154.84.24.0/22 (1 024 addresses (/22 prefix))
  • 25.129.196.0/22 (1 024 addresses (/22 prefix))
  • 203.29.52.0/22 (1 024 addresses (/22 prefix))
  • 104.129.164.0/22 (1 024 addresses (/22 prefix))
  • 162.44.32.0/22 (1 024 addresses (/22 prefix))
  • 203.30.188.0/22 (1 024 addresses (/22 prefix))
  • 185.148.104.0/22 (1 024 addresses (/22 prefix))
  • 185.162.228.0/22 (1 024 addresses (/22 prefix))
  • 45.131.208.0/22 (1 024 addresses (/22 prefix))
  • 45.131.4.0/22 (1 024 addresses (/22 prefix))
  • 172.83.72.0/23 (512 addresses (/23 prefix))
  • 203.28.8.0/23 (512 addresses (/23 prefix))
  • 45.85.118.0/23 (512 addresses (/23 prefix))
  • 45.80.110.0/23 (512 addresses (/23 prefix))
  • 45.12.30.0/23 (512 addresses (/23 prefix))
  • 195.28.190.0/23 (512 addresses (/23 prefix))
  • 198.177.56.0/23 (512 addresses (/23 prefix))
  • 199.33.230.0/23 (512 addresses (/23 prefix))
  • 185.7.190.0/23 (512 addresses (/23 prefix))
  • 176.126.206.0/23 (512 addresses (/23 prefix))
  • 199.33.232.0/23 (512 addresses (/23 prefix))
  • 167.68.4.0/23 (512 addresses (/23 prefix))
  • 167.1.148.0/23 (512 addresses (/23 prefix))
  • 162.44.208.0/23 (512 addresses (/23 prefix))
  • 64.69.24.0/23 (512 addresses (/23 prefix))
  • 162.44.118.0/23 (512 addresses (/23 prefix))
  • 27.50.48.0/23 (512 addresses (/23 prefix))
  • 156.252.2.0/23 (512 addresses (/23 prefix))
  • 203.24.102.0/23 (512 addresses (/23 prefix))
  • 203.24.108.0/23 (512 addresses (/23 prefix))
  • 154.197.64.0/23 (512 addresses (/23 prefix))
  • 188.42.88.0/23 (512 addresses (/23 prefix))
  • 203.32.120.0/23 (512 addresses (/23 prefix))
  • 209.222.114.0/23 (512 addresses (/23 prefix))
  • 14.102.228.0/23 (512 addresses (/23 prefix))
  • 74.49.214.0/23 (512 addresses (/23 prefix))
  • 154.84.14.0/23 (512 addresses (/23 prefix))
  • 154.83.30.0/23 (512 addresses (/23 prefix))
  • 154.83.22.0/23 (512 addresses (/23 prefix))
  • 141.11.202.0/23 (512 addresses (/23 prefix))

IPv6 Prefixes (28 total)

  • 2a14:71c0::/32
  • 2a07:180::/32
  • 2a06:9ac0::/32
  • 2a05:7880::/32
  • 2620:117:bfb0::/44
  • 2001:503:ff40::/46
  • 2407:30c0:180::/46
  • 2a08:600:ee::/47
  • 2a08:600:e0::/47
  • 2606:2c0:20::/47
  • 2620:132:1000::/48
  • 2a03:f940::/48
  • 2620:78:200f::/48
  • 2606:ae80:10::/48
  • 2606:2c40::/48
  • 2a08:600::/48
  • 2602:f830::/48
  • 2602:80c:cf::/48
  • 2a08:600:ff::/48
  • 2400:c760:a::/48
  • 2a14:7ac0::/48