AS4766 211.51.152.0/21 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 2046Addressable IPs: 2048211.51.152.0/24211.51.153.0/24211.51.154.0/24211.51.155.0/24211.51.156.0/24211.51.157.0/24211.51.158.0/24211.51.159.0/24