AS721 205.67.208.0/21 CIDR and IP Range Summary.ASN: 721 - DoD Network Information CenterHost Count: 2046Addressable IPs: 2048205.67.208.0/24205.67.209.0/24205.67.210.0/24205.67.211.0/24205.67.212.0/24205.67.213.0/24205.67.214.0/24205.67.215.0/24