AS721 134.80.216.0/21 CIDR and IP Range Summary.ASN: 721 - DoD Network Information CenterHost Count: 2046Addressable IPs: 2048134.80.216.0/24134.80.217.0/24134.80.218.0/24134.80.219.0/24134.80.220.0/24134.80.221.0/24134.80.222.0/24134.80.223.0/24