AS4766 121.162.96.0/21 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 2046Addressable IPs: 2048121.162.96.0/24121.162.97.0/24121.162.98.0/24121.162.99.0/24121.162.100.0/24121.162.101.0/24121.162.102.0/24121.162.103.0/24