AS721 138.180.208.0/20 CIDR and IP Range Summary.ASN: 721 - DoD Network Information CenterHost Count: 4094Addressable IPs: 4096138.180.208.0/24138.180.209.0/24138.180.210.0/24138.180.211.0/24138.180.212.0/24138.180.213.0/24138.180.214.0/24138.180.215.0/24138.180.216.0/24138.180.217.0/24138.180.218.0/24138.180.219.0/24138.180.220.0/24138.180.221.0/24138.180.222.0/24138.180.223.0/24