Update your origin server

To support Origin IP ACL, you need to edit your origin's firewall settings to allow access to these addresses.

📘
These lists only apply to Origin IP ACL and the products that support it. For IP ACLs for other products, see their respective user documentation.

IPv4	IPv6
`2.16.0.0/13 23.0.0.0/12 23.192.0.0/11 23.32.0.0/11 95.100.0.0/15 184.24.0.0/13`	`2a02:26f0::/32 2600:1400::/24 2405:9600::/32`

🚧
The following IPv4 ACL CIDRs have been removed from support. As of July 1, 2025, they will be reallocated to other Akamai services. Update your firewall before this date, to only use the supported addresses, listed above.
23.64.0.0/14
23.72.0.0/13
69.192.0.0/16
72.246.0.0/15
88.221.0.0/16
92.122.0.0/15
96.16.0.0/15
96.6.0.0/15
104.64.0.0/10
118.214.0.0/16
172.224.0.0/12
172.232.0.0/13
172.224.0.0/13
173.222.0.0/15
184.50.0.0/15
184.84.0.0/14
Changes to the lists of IP address blocks are announced through alerts sent from the Firewall Rules Notification tool. Subscribe to it in Akamai Control Center to get updates.

Downloads

Raw files

Direct download of the currently supported address CIDRs in .txt or .csv format files.

.txt file	.csv file
IPv4 list	IPv4 list
IPv6 list	IPv6 list

Zipped Files

Compressed versions of the .txt and .csv files.