AS4766 128.134.232.0/21 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 2046Addressable IPs: 2048128.134.232.0/24128.134.233.0/24128.134.234.0/24128.134.235.0/24128.134.236.0/24128.134.237.0/24128.134.238.0/24128.134.239.0/24