123.57.143.0-123.57.143.255 123.57.143.0/24
123.57.144.0-123.57.159.255 123.57.144.0/20
123.57.160.0-123.57.191.255 123.57.160.0/19
123.57.192.0-123.57.223.255 123.57.192.0/19
123.57.224.0-123.57.239.255 123.57.224.0/20
123.57.240.0-123.57.241.255 123.57.240.0/23