AS721 131.86.24.0/21 CIDR and IP Range Summary.ASN: 721 - DoD Network Information CenterHost Count: 2046Addressable IPs: 2048131.86.24.0/24131.86.25.0/24131.86.26.0/24131.86.27.0/24131.86.28.0/24131.86.29.0/24131.86.30.0/24131.86.31.0/24