AS1239 204.180.136.0/21 CIDR and IP Range Summary.ASN: 1239 - SprintHost Count: 2046Addressable IPs: 2048204.180.136.0/24204.180.137.0/24204.180.138.0/24204.180.139.0/24204.180.140.0/24204.180.141.0/24204.180.142.0/24204.180.143.0/24