IP Ranges

Last updated: April 8, 2021

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

103.21.244.0/22
103.22.200.0/22
103.31.4.0/22
104.16.0.0/13
104.24.0.0/14
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

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

Apr 8, 2021:

104.16.0.0/12 removed from ips-v4
104.16.0.0/13 added to ips-v4
104.24.0.0/14 added to ips-v4

Oct 1, 2020:

IPS were confirmed, no changes

Jun 7, 2017:

199.27.128.0/21 removed from ips-v4

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