192.254.128.0-192.254.191.255 192.254.128.0/18
192.254.192.0-192.254.223.255 192.254.192.0/19
192.254.224.0-192.254.239.255 192.254.224.0/20
192.254.240.0-192.254.247.255 192.254.240.0/21