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Cloudflare IP ranges

Cloudflare IPv4 and IPv6 ranges with range basis, freshness, address counts, and related network information.

Range summary

Unique IPv4 prefixes
1136
Unique IPv6 prefixes
1697
Total IPv4 addresses
1,927,936
Total IPv6 addresses
2.4662 x 10^30

IP prefixes

Showing 100 prefixes per page with all applicable range bases.

CIDR Addresses First address Last address Range basis
1.0.0.0/24 256 1.0.0.0 1.0.0.255 ASN-announced
1.1.1.0/24 256 1.1.1.0 1.1.1.255 ASN-announced
5.10.214.0/23 512 5.10.214.0 5.10.215.255 ASN-announced
5.83.149.0/24 256 5.83.149.0 5.83.149.255 ASN-announced
5.172.33.0/24 256 5.172.33.0 5.172.33.255 ASN-announced
5.226.183.0/24 256 5.226.183.0 5.226.183.255 ASN-announced
5.252.81.0/24 256 5.252.81.0 5.252.81.255 ASN-announced
8.6.112.0/24 256 8.6.112.0 8.6.112.255 ASN-announced
8.6.144.0/23 512 8.6.144.0 8.6.145.255 ASN-announced
8.6.146.0/24 256 8.6.146.0 8.6.146.255 ASN-announced
8.9.231.0/24 256 8.9.231.0 8.9.231.255 ASN-announced
8.10.148.0/24 256 8.10.148.0 8.10.148.255 ASN-announced
8.14.201.0/24 256 8.14.201.0 8.14.201.255 ASN-announced
8.14.202.0/23 512 8.14.202.0 8.14.203.255 ASN-announced
8.14.204.0/24 256 8.14.204.0 8.14.204.255 ASN-announced
8.17.205.0/24 256 8.17.205.0 8.17.205.255 ASN-announced
8.17.206.0/24 256 8.17.206.0 8.17.206.255 ASN-announced
8.18.50.0/24 256 8.18.50.0 8.18.50.255 ASN-announced
8.18.113.0/24 256 8.18.113.0 8.18.113.255 ASN-announced
8.18.194.0/23 512 8.18.194.0 8.18.195.255 ASN-announced
8.18.196.0/24 256 8.18.196.0 8.18.196.255 ASN-announced
8.19.8.0/24 256 8.19.8.0 8.19.8.255 ASN-announced
8.20.100.0/23 512 8.20.100.0 8.20.101.255 ASN-announced
8.20.103.0/24 256 8.20.103.0 8.20.103.255 ASN-announced
8.20.122.0/23 512 8.20.122.0 8.20.123.255 ASN-announced
8.20.124.0/22 1,024 8.20.124.0 8.20.127.255 ASN-announced
8.20.253.0/24 256 8.20.253.0 8.20.253.255 ASN-announced
8.21.8.0/22 1,024 8.21.8.0 8.21.11.255 ASN-announced
8.21.13.0/24 256 8.21.13.0 8.21.13.255 ASN-announced
8.21.110.0/23 512 8.21.110.0 8.21.111.255 ASN-announced
8.21.238.0/23 512 8.21.238.0 8.21.239.255 ASN-announced
8.23.139.0/24 256 8.23.139.0 8.23.139.255 ASN-announced
8.23.240.0/24 256 8.23.240.0 8.23.240.255 ASN-announced
8.24.87.0/24 256 8.24.87.0 8.24.87.255 ASN-announced
8.24.242.0/23 512 8.24.242.0 8.24.243.255 ASN-announced
8.24.244.0/24 256 8.24.244.0 8.24.244.255 ASN-announced
8.25.96.0/23 512 8.25.96.0 8.25.97.255 ASN-announced
8.25.249.0/24 256 8.25.249.0 8.25.249.255 ASN-announced
8.26.182.0/24 256 8.26.182.0 8.26.182.255 ASN-announced
8.27.64.0/24 256 8.27.64.0 8.27.64.255 ASN-announced
8.27.66.0/23 512 8.27.66.0 8.27.67.255 ASN-announced
8.27.68.0/23 512 8.27.68.0 8.27.69.255 ASN-announced
8.27.70.0/24 256 8.27.70.0 8.27.70.255 ASN-announced
8.27.79.0/24 256 8.27.79.0 8.27.79.255 ASN-announced
8.28.20.0/24 256 8.28.20.0 8.28.20.255 ASN-announced
8.28.82.0/24 256 8.28.82.0 8.28.82.255 ASN-announced
8.28.126.0/23 512 8.28.126.0 8.28.127.255 ASN-announced
8.28.213.0/24 256 8.28.213.0 8.28.213.255 ASN-announced
8.29.105.0/24 256 8.29.105.0 8.29.105.255 ASN-announced
8.29.109.0/24 256 8.29.109.0 8.29.109.255 ASN-announced
8.29.228.0/24 256 8.29.228.0 8.29.228.255 ASN-announced
8.29.230.0/23 512 8.29.230.0 8.29.231.255 ASN-announced
8.30.234.0/24 256 8.30.234.0 8.30.234.255 ASN-announced
8.31.2.0/24 256 8.31.2.0 8.31.2.255 ASN-announced
8.31.160.0/23 512 8.31.160.0 8.31.161.255 ASN-announced
8.31.163.0/24 256 8.31.163.0 8.31.163.255 ASN-announced
8.34.69.0/24 256 8.34.69.0 8.34.69.255 ASN-announced
8.34.70.0/23 512 8.34.70.0 8.34.71.255 ASN-announced
8.34.146.0/24 256 8.34.146.0 8.34.146.255 ASN-announced
8.34.200.0/23 512 8.34.200.0 8.34.201.255 ASN-announced
8.34.202.0/24 256 8.34.202.0 8.34.202.255 ASN-announced
8.35.57.0/24 256 8.35.57.0 8.35.57.255 ASN-announced
8.35.58.0/23 512 8.35.58.0 8.35.59.255 ASN-announced
8.35.149.0/24 256 8.35.149.0 8.35.149.255 ASN-announced
8.35.211.0/24 256 8.35.211.0 8.35.211.255 ASN-announced
8.35.216.0/24 256 8.35.216.0 8.35.216.255 ASN-announced
8.36.216.0/22 1,024 8.36.216.0 8.36.219.255 ASN-announced
8.36.220.0/24 256 8.36.220.0 8.36.220.255 ASN-announced
8.37.41.0/24 256 8.37.41.0 8.37.41.255 ASN-announced
8.37.43.0/24 256 8.37.43.0 8.37.43.255 ASN-announced
8.38.147.0/24 256 8.38.147.0 8.38.147.255 ASN-announced
8.38.148.0/23 512 8.38.148.0 8.38.149.255 ASN-announced
8.39.6.0/24 256 8.39.6.0 8.39.6.255 ASN-announced
8.39.18.0/24 256 8.39.18.0 8.39.18.255 ASN-announced
8.39.125.0/24 256 8.39.125.0 8.39.125.255 ASN-announced
8.39.126.0/23 512 8.39.126.0 8.39.127.255 ASN-announced
8.39.201.0/24 256 8.39.201.0 8.39.201.255 ASN-announced
8.39.202.0/23 512 8.39.202.0 8.39.203.255 ASN-announced
8.39.204.0/23 512 8.39.204.0 8.39.205.255 ASN-announced
8.39.206.0/24 256 8.39.206.0 8.39.206.255 ASN-announced
8.39.212.0/22 1,024 8.39.212.0 8.39.215.255 ASN-announced
8.40.26.0/23 512 8.40.26.0 8.40.27.255 ASN-announced
8.40.28.0/22 1,024 8.40.28.0 8.40.31.255 ASN-announced
8.40.107.0/24 256 8.40.107.0 8.40.107.255 ASN-announced
8.40.111.0/24 256 8.40.111.0 8.40.111.255 ASN-announced
8.40.140.0/24 256 8.40.140.0 8.40.140.255 ASN-announced
8.41.5.0/24 256 8.41.5.0 8.41.5.255 ASN-announced
8.41.6.0/23 512 8.41.6.0 8.41.7.255 ASN-announced
8.41.36.0/23 512 8.41.36.0 8.41.37.255 ASN-announced
8.41.39.0/24 256 8.41.39.0 8.41.39.255 ASN-announced
8.41.129.0/24 256 8.41.129.0 8.41.129.255 ASN-announced
8.42.51.0/24 256 8.42.51.0 8.42.51.255 ASN-announced
8.42.52.0/24 256 8.42.52.0 8.42.52.255 ASN-announced
8.42.54.0/23 512 8.42.54.0 8.42.55.255 ASN-announced
8.42.161.0/24 256 8.42.161.0 8.42.161.255 ASN-announced
8.42.164.0/24 256 8.42.164.0 8.42.164.255 ASN-announced
8.42.172.0/24 256 8.42.172.0 8.42.172.255 ASN-announced
8.42.245.0/24 256 8.42.245.0 8.42.245.255 ASN-announced
8.43.121.0/24 256 8.43.121.0 8.43.121.255 ASN-announced
8.43.122.0/23 512 8.43.122.0 8.43.123.255 ASN-announced

Range basis and freshness

Provider-published entries are published by the provider. Third-party published entries come from independent publications. ASN-announced entries describe routing and do not prove that every address belongs to a particular product.

Range basis Prefixes Updated
Provider-published 22
ASN-announced 2816