192.99.0.0-192.99.63.255 192.99.0.0/18
192.99.64.0-192.99.95.255 192.99.64.0/19
192.99.96.0-192.99.99.255 192.99.96.0/22
192.99.100.0-192.99.101.255 192.99.100.0/23