AS518 199.9.240.0/21 CIDR and IP Range Summary.ASN: 518 - DoD Network Information CenterHost Count: 2046Addressable IPs: 2048199.9.240.0/24199.9.241.0/24199.9.242.0/24199.9.243.0/24199.9.244.0/24199.9.245.0/24199.9.246.0/24199.9.247.0/24