104.20.145.0-104.20.145.255
104.20.145.0/24
104.20.146.0-104.20.147.255
104.20.146.0/23
104.20.148.0-104.20.151.255
104.20.148.0/22
104.20.152.0-104.20.159.255
104.20.152.0/21
104.20.160.0-104.20.191.255
104.20.160.0/19
104.20.192.0-104.20.255.255
104.20.192.0/18
104.21.0.0-104.21.127.255
104.21.0.0/17