AS1239 63.161.144.0/21 CIDR and IP Range Summary.ASN: 1239 - SprintHost Count: 2046Addressable IPs: 204863.161.144.0/2463.161.145.0/2463.161.146.0/2463.161.147.0/2463.161.148.0/2463.161.149.0/2463.161.150.0/2463.161.151.0/24