AS721 55.224.112.0/20 CIDR and IP Range Summary.ASN: 721 - DoD Network Information CenterHost Count: 4094Addressable IPs: 409655.224.112.0/2455.224.113.0/2455.224.114.0/2455.224.115.0/2455.224.116.0/2455.224.117.0/2455.224.118.0/2455.224.119.0/2455.224.120.0/2455.224.121.0/2455.224.122.0/2455.224.123.0/2455.224.124.0/2455.224.125.0/2455.224.126.0/2455.224.127.0/24