AS18220 203.6.96.0/20 CIDR and IP Range Summary.ASN: 18220 - Australian Defence OrganisationHost Count: 4094Addressable IPs: 4096203.6.96.0/24203.6.97.0/24203.6.98.0/24203.6.99.0/24203.6.100.0/24203.6.101.0/24203.6.102.0/24203.6.103.0/24203.6.104.0/24203.6.105.0/24203.6.106.0/24203.6.107.0/24203.6.108.0/24203.6.109.0/24203.6.110.0/24203.6.111.0/24