AS749 158.20.72.0/21 CIDR and IP Range Summary.ASN: 749 - DoD Network Information CenterHost Count: 2046Addressable IPs: 2048158.20.72.0/24158.20.73.0/24158.20.74.0/24158.20.75.0/24158.20.76.0/24158.20.77.0/24158.20.78.0/24158.20.79.0/24