152.131.252.0-152.131.255.255 152.131.252.0/22
152.132.0.0-152.132.127.255 152.132.0.0/17
152.132.128.0-152.132.191.255 152.132.128.0/18
152.132.192.0-152.132.223.255 152.132.192.0/19
152.132.224.0-152.132.239.255 152.132.224.0/20
152.132.240.0-152.132.247.255 152.132.240.0/21