AS4766 220.77.24.0/21 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 2046Addressable IPs: 2048220.77.24.0/24220.77.25.0/24220.77.26.0/24220.77.27.0/24220.77.28.0/24220.77.29.0/24220.77.30.0/24220.77.31.0/24