IP Ranges

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.

IPv4

  • 103.21.244.0/22
  • 103.22.200.0/22
  • 103.31.4.0/22
  • 104.16.0.0/12
  • 108.162.192.0/18
  • 131.0.72.0/22
  • 141.101.64.0/18
  • 162.158.0.0/15
  • 172.64.0.0/13
  • 173.245.48.0/20
  • 188.114.96.0/20
  • 190.93.240.0/20
  • 197.234.240.0/22
  • 198.41.128.0/17
  • 199.27.128.0/21

Also available as a IPv4 text list.

IPv6

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

Also available as a IPv6 text list.