AS4766 112.171.72.0/21 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 2046Addressable IPs: 2048112.171.72.0/24112.171.73.0/24112.171.74.0/24112.171.75.0/24112.171.76.0/24112.171.77.0/24112.171.78.0/24112.171.79.0/24