AS721 6.64.32.0/20 CIDR and IP Range Summary.ASN: 721 - DoD Network Information CenterHost Count: 4094Addressable IPs: 40966.64.32.0/246.64.33.0/246.64.34.0/246.64.35.0/246.64.36.0/246.64.37.0/246.64.38.0/246.64.39.0/246.64.40.0/246.64.41.0/246.64.42.0/246.64.43.0/246.64.44.0/246.64.45.0/246.64.46.0/246.64.47.0/24