AS4766 210.178.120.0/21 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 2046Addressable IPs: 2048210.178.120.0/24210.178.121.0/24210.178.122.0/24210.178.123.0/24210.178.124.0/24210.178.125.0/24210.178.126.0/24210.178.127.0/24