AS1239 63.173.216.0/21 CIDR and IP Range Summary.ASN: 1239 - SprintHost Count: 2046Addressable IPs: 204863.173.216.0/2463.173.217.0/2463.173.218.0/2463.173.219.0/2463.173.220.0/2463.173.221.0/2463.173.222.0/2463.173.223.0/24