104.18.64.0-104.18.127.255 104.18.64.0/18
104.18.128.0-104.18.255.255 104.18.128.0/17
104.20.0.0-104.20.31.255 104.20.0.0/19
104.20.32.0-104.20.47.255 104.20.32.0/20
104.19.0.0-104.19.255.255 104.19.0.0/16