AS721 199.211.224.0/20 CIDR and IP Range Summary.ASN: 721 - DoD Network Information CenterHost Count: 4094Addressable IPs: 4096199.211.224.0/24199.211.225.0/24199.211.226.0/24199.211.227.0/24199.211.228.0/24199.211.229.0/24199.211.230.0/24199.211.231.0/24199.211.232.0/24199.211.233.0/24199.211.234.0/24199.211.235.0/24199.211.236.0/24199.211.237.0/24199.211.238.0/24199.211.239.0/24