AS721 214.51.96.0/21 CIDR and IP Range Summary.ASN: 721 - DoD Network Information CenterHost Count: 2046Addressable IPs: 2048214.51.96.0/24214.51.97.0/24214.51.98.0/24214.51.99.0/24214.51.100.0/24214.51.101.0/24214.51.102.0/24214.51.103.0/24