116.203.50.0-116.203.51.255 116.203.50.0/23
116.203.52.0-116.203.55.255 116.203.52.0/22
116.203.56.0-116.203.63.255 116.203.56.0/21
116.203.64.0-116.203.127.255 116.203.64.0/18
116.203.128.0-116.203.255.255 116.203.128.0/17