AS721 159.77.64.0/20 CIDR and IP Range Summary.ASN: 721 - DoD Network Information CenterHost Count: 4094Addressable IPs: 4096159.77.64.0/24159.77.65.0/24159.77.66.0/24159.77.67.0/24159.77.68.0/24159.77.69.0/24159.77.70.0/24159.77.71.0/24159.77.72.0/24159.77.73.0/24159.77.74.0/24159.77.75.0/24159.77.76.0/24159.77.77.0/24159.77.78.0/24159.77.79.0/24