AS1239 208.21.128.0/19 CIDR and IP Range Summary.ASN: 1239 - SprintHost Count: 8190Addressable IPs: 8192208.21.128.0/24208.21.129.0/24208.21.130.0/24208.21.131.0/24208.21.132.0/24208.21.133.0/24208.21.134.0/24208.21.135.0/24208.21.136.0/24208.21.137.0/24208.21.138.0/24208.21.139.0/24208.21.140.0/24208.21.141.0/24208.21.142.0/24208.21.143.0/24208.21.144.0/24208.21.145.0/24208.21.146.0/24208.21.147.0/24208.21.148.0/24208.21.149.0/24208.21.150.0/24208.21.151.0/24208.21.152.0/24208.21.153.0/24208.21.154.0/24208.21.155.0/24208.21.156.0/24208.21.157.0/24208.21.158.0/24208.21.159.0/24