AS1239 63.172.104.0/21 CIDR and IP Range Summary.ASN: 1239 - SprintHost Count: 2046Addressable IPs: 204863.172.104.0/2463.172.105.0/2463.172.106.0/2463.172.107.0/2463.172.108.0/2463.172.109.0/2463.172.110.0/2463.172.111.0/24