3.17.143.0-3.17.143.255
3.17.143.0/24
3.17.144.0-3.17.159.255
3.17.144.0/20
3.17.160.0-3.17.191.255
3.17.160.0/19
3.17.192.0-3.17.255.255
3.17.192.0/18
3.18.132.0-3.18.132.127
3.18.132.0/25
3.18.132.128-3.18.132.143
3.18.132.128/28
3.18.0.0-3.18.127.255
3.18.0.0/17
3.18.128.0-3.18.131.255
3.18.128.0/22