Filtering IP List

Below is an up-to-date listing of all IP ranges your filtering servers may be deployed on. For convenience, we provide the ranges in three formats to aid in entering them in your chosen firewall:

Last change to IP list: 2015-10-05

CIDR IP / Network mask First IP ➔ Last IP
209.172.38.64/27 209.172.38.64 / 255.255.255.224 209.172.38.64 ➔ 209.172.38.95
108.163.133.224/27 108.163.133.224 / 255.255.255.224 108.163.133.224 ➔ 108.163.133.255
216.46.2.48/29 216.46.2.48 / 255.255.255.248 216.46.2.48 ➔ 216.46.2.55
216.46.11.224/27 216.46.11.224 / 255.255.255.224 216.46.11.224 ➔ 216.46.11.255
199.27.221.64/27 199.27.221.64 / 255.255.255.224 199.27.221.64 ➔ 199.27.221.95