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IP Ranges

Last updated: October 1, 2020

Some applications or host providers might find it handy to know about Cloudflare’s IPs. This page is intended to be the definitive source of Cloudflare’s current IP ranges.

You can also use the Cloudflare API to access this list

IPv4

  • 173.245.48.0/20
  • 103.21.244.0/22
  • 103.22.200.0/22
  • 103.31.4.0/22
  • 141.101.64.0/18
  • 108.162.192.0/18
  • 190.93.240.0/20
  • 188.114.96.0/20
  • 197.234.240.0/22
  • 198.41.128.0/17
  • 162.158.0.0/15
  • 104.16.0.0/12
  • 172.64.0.0/13
  • 131.0.72.0/22

Also available as a IPv4 text list.

IPv6

  • 2400:cb00::/32
  • 2606:4700::/32
  • 2803:f800::/32
  • 2405:b500::/32
  • 2405:8100::/32
  • 2a06:98c0::/29
  • 2c0f:f248::/32

    Also available as a IPv6 text list.

Update History

Oct 1, 2020: IPS were confirmed, no changes Jun 7, 2017: 199.27.128.0/21 removed from ips-v4

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