AS721 130.22.136.0/21 CIDR and IP Range Summary.ASN: 721 - DoD Network Information CenterHost Count: 2046Addressable IPs: 2048130.22.136.0/24130.22.137.0/24130.22.138.0/24130.22.139.0/24130.22.140.0/24130.22.141.0/24130.22.142.0/24130.22.143.0/24