AS721 130.22.240.0/21 CIDR and IP Range Summary.ASN: 721 - DoD Network Information CenterHost Count: 2046Addressable IPs: 2048130.22.240.0/24130.22.241.0/24130.22.242.0/24130.22.243.0/24130.22.244.0/24130.22.245.0/24130.22.246.0/24130.22.247.0/24