AS1239 66.128.192.0/21 CIDR and IP Range Summary.ASN: 1239 - SprintHost Count: 2046Addressable IPs: 204866.128.192.0/2466.128.193.0/2466.128.194.0/2466.128.195.0/2466.128.196.0/2466.128.197.0/2466.128.198.0/2466.128.199.0/24