AS668 199.209.144.0/21 CIDR and IP Range Summary.ASN: 668 - DoD Network Information CenterHost Count: 2046Addressable IPs: 2048199.209.144.0/24199.209.145.0/24199.209.146.0/24199.209.147.0/24199.209.148.0/24199.209.149.0/24199.209.150.0/24199.209.151.0/24