AS1239 149.143.136.0/21 CIDR and IP Range Summary.ASN: 1239 - SprintHost Count: 2046Addressable IPs: 2048149.143.136.0/24149.143.137.0/24149.143.138.0/24149.143.139.0/24149.143.140.0/24149.143.141.0/24149.143.142.0/24149.143.143.0/24