AS4766 59.1.80.0/21 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 2046Addressable IPs: 204859.1.80.0/2459.1.81.0/2459.1.82.0/2459.1.83.0/2459.1.84.0/2459.1.85.0/2459.1.86.0/2459.1.87.0/24