AS721 199.32.128.0/21 CIDR and IP Range Summary.ASN: 721 - DoD Network Information CenterHost Count: 2046Addressable IPs: 2048199.32.128.0/24199.32.129.0/24199.32.130.0/24199.32.131.0/24199.32.132.0/24199.32.133.0/24199.32.134.0/24199.32.135.0/24