AS749 139.242.64.0/21 CIDR and IP Range Summary.ASN: 749 - DoD Network Information CenterHost Count: 2046Addressable IPs: 2048139.242.64.0/24139.242.65.0/24139.242.66.0/24139.242.67.0/24139.242.68.0/24139.242.69.0/24139.242.70.0/24139.242.71.0/24