AS1239 120.138.40.0/21 CIDR and IP Range Summary.ASN: 1239 - SprintHost Count: 2046Addressable IPs: 2048120.138.40.0/24120.138.41.0/24120.138.42.0/24120.138.43.0/24120.138.44.0/24120.138.45.0/24120.138.46.0/24120.138.47.0/24