AS721 204.223.192.0/18 CIDR and IP Range Summary.ASN: 721 - DoD Network Information CenterHost Count: 16382Addressable IPs: 16384204.223.192.0/24204.223.193.0/24204.223.194.0/24204.223.195.0/24204.223.196.0/24204.223.197.0/24204.223.198.0/24204.223.199.0/24204.223.200.0/24204.223.201.0/24204.223.202.0/24204.223.203.0/24204.223.204.0/24204.223.205.0/24204.223.206.0/24204.223.207.0/24204.223.208.0/24204.223.209.0/24204.223.210.0/24204.223.211.0/24204.223.212.0/24204.223.213.0/24204.223.214.0/24204.223.215.0/24204.223.216.0/24204.223.217.0/24204.223.218.0/24204.223.219.0/24204.223.220.0/24204.223.221.0/24204.223.222.0/24204.223.223.0/24204.223.224.0/24204.223.225.0/24204.223.226.0/24204.223.227.0/24204.223.228.0/24204.223.229.0/24204.223.230.0/24204.223.231.0/24204.223.232.0/24204.223.233.0/24204.223.234.0/24204.223.235.0/24204.223.236.0/24204.223.237.0/24204.223.238.0/24204.223.239.0/24204.223.240.0/24204.223.241.0/24204.223.242.0/24204.223.243.0/24204.223.244.0/24204.223.245.0/24204.223.246.0/24204.223.247.0/24204.223.248.0/24204.223.249.0/24204.223.250.0/24204.223.251.0/24204.223.252.0/24204.223.253.0/24204.223.254.0/24204.223.255.0/24