AS1239 205.247.136.0/21 CIDR and IP Range Summary.ASN: 1239 - SprintHost Count: 2046Addressable IPs: 2048205.247.136.0/24205.247.137.0/24205.247.138.0/24205.247.139.0/24205.247.140.0/24205.247.141.0/24205.247.142.0/24205.247.143.0/24