AS4766 211.51.40.0/21 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 2046Addressable IPs: 2048211.51.40.0/24211.51.41.0/24211.51.42.0/24211.51.43.0/24211.51.44.0/24211.51.45.0/24211.51.46.0/24211.51.47.0/24