AS4766 203.237.232.0/21 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 2046Addressable IPs: 2048203.237.232.0/24203.237.233.0/24203.237.234.0/24203.237.235.0/24203.237.236.0/24203.237.237.0/24203.237.238.0/24203.237.239.0/24