AS1239 208.21.160.0/21 CIDR and IP Range Summary.ASN: 1239 - SprintHost Count: 2046Addressable IPs: 2048208.21.160.0/24208.21.161.0/24208.21.162.0/24208.21.163.0/24208.21.164.0/24208.21.165.0/24208.21.166.0/24208.21.167.0/24