AS4766 218.151.136.0/21 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 2046Addressable IPs: 2048218.151.136.0/24218.151.137.0/24218.151.138.0/24218.151.139.0/24218.151.140.0/24218.151.141.0/24218.151.142.0/24218.151.143.0/24