AS4766 218.151.72.0/21 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 2046Addressable IPs: 2048218.151.72.0/24218.151.73.0/24218.151.74.0/24218.151.75.0/24218.151.76.0/24218.151.77.0/24218.151.78.0/24218.151.79.0/24