104.16.64.0-104.16.127.255 104.16.64.0/18
104.16.128.0-104.16.255.255 104.16.128.0/17
104.18.0.0-104.18.31.255 104.18.0.0/19
104.17.0.0-104.17.255.255 104.17.0.0/16