$ query “AS202623” --type=asn → 1 result(s)

AS202623 · CLOUDFLARENET-CORE

Cloudflare Inc

AS202623 is owned by Cloudflare Inc and is a hosting stub network, established in the United States in 2016. The system announces a respectable 30 720 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in the United States.

Basic Information

Country
🇺🇸 United States
Category
Hosting
Network Role
Stub Network
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
July 08, 2016
Last Changed
March 04, 2026
Last Seen
September 05, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
12 / 11
IPv6 Prefixes (raw / aggregated)
21 / 15
IPv4 Addresses
30 720
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/46
Geolocated Countries
🇺🇸 United States (30 720 IPs)
Prefix Changed
August 12, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
5 upstreams providing transit
Peers
1 network exchanging traffic without transit
Degree
6 unique BGP neighbors
Reach
0 networks in customer cone

Upstream Providers (5)

  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS13335 — CLOUDFLARENET-AS
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS286 — KPN

Prefix Lists

IPv4 Prefixes (12 total)

  • 104.23.32.0/19 (8 192 addresses (/19 prefix))
  • 104.23.64.0/19 (8 192 addresses (/19 prefix))
  • 172.71.32.0/19 (8 192 addresses (/19 prefix))
  • 172.71.64.0/20 (4 096 addresses (/20 prefix))
  • 198.41.252.0/23 (512 addresses (/23 prefix))
  • 141.101.64.0/24 (256 addresses (/24 prefix))
  • 141.101.91.0/24 (256 addresses (/24 prefix))
  • 162.159.83.0/24 (256 addresses (/24 prefix))
  • 198.41.143.0/24 (256 addresses (/24 prefix))
  • 198.41.150.0/24 (256 addresses (/24 prefix))
  • 198.41.245.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (21 total)

  • 2a06:98c0:3634::/46
  • 2a06:98c0:3626::/47
  • 2400:cb00:1028::/47
  • 2a06:98c0:3630::/47
  • 2a06:98c0:3605::/48
  • 2a06:98c0:360e::/48
  • 2a06:98c0:3612::/48
  • 2a06:98c0:3616::/48
  • 2a06:98c0:3622::/48
  • 2a06:98c0:3607::/48
  • 2a06:98c0:362d::/48
  • 2a06:98c0:362f::/48
  • 2400:cb00:420::/48
  • 2a06:98c0:3632::/48
  • 2a06:98c0:1401::/48