AS4766 203.246.48.0/21 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 2046Addressable IPs: 2048203.246.48.0/24203.246.49.0/24203.246.50.0/24203.246.51.0/24203.246.52.0/24203.246.53.0/24203.246.54.0/24203.246.55.0/24