AS1239 65.168.72.0/21 CIDR and IP Range Summary.ASN: 1239 - SprintHost Count: 2046Addressable IPs: 204865.168.72.0/2465.168.73.0/2465.168.74.0/2465.168.75.0/2465.168.76.0/2465.168.77.0/2465.168.78.0/2465.168.79.0/24