AS721 214.52.8.0/21 CIDR and IP Range Summary.ASN: 721 - DoD Network Information CenterHost Count: 2046Addressable IPs: 2048214.52.8.0/24214.52.9.0/24214.52.10.0/24214.52.11.0/24214.52.12.0/24214.52.13.0/24214.52.14.0/24214.52.15.0/24