AS721 215.67.8.0/21 CIDR and IP Range Summary.ASN: 721 - DoD Network Information CenterHost Count: 2046Addressable IPs: 2048215.67.8.0/24215.67.9.0/24215.67.10.0/24215.67.11.0/24215.67.12.0/24215.67.13.0/24215.67.14.0/24215.67.15.0/24