AS721 206.39.224.0/20 CIDR and IP Range Summary.ASN: 721 - DoD Network Information CenterHost Count: 4094Addressable IPs: 4096206.39.224.0/24206.39.225.0/24206.39.226.0/24206.39.227.0/24206.39.228.0/24206.39.229.0/24206.39.230.0/24206.39.231.0/24206.39.232.0/24206.39.233.0/24206.39.234.0/24206.39.235.0/24206.39.236.0/24206.39.237.0/24206.39.238.0/24206.39.239.0/24