AS1239 204.183.120.0/21 CIDR and IP Range Summary.ASN: 1239 - SprintHost Count: 2046Addressable IPs: 2048204.183.120.0/24204.183.121.0/24204.183.122.0/24204.183.123.0/24204.183.124.0/24204.183.125.0/24204.183.126.0/24204.183.127.0/24