AS4766 218.157.232.0/21 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 2046Addressable IPs: 2048218.157.232.0/24218.157.233.0/24218.157.234.0/24218.157.235.0/24218.157.236.0/24218.157.237.0/24218.157.238.0/24218.157.239.0/24