AS4766 218.154.152.0/21 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 2046Addressable IPs: 2048218.154.152.0/24218.154.153.0/24218.154.154.0/24218.154.155.0/24218.154.156.0/24218.154.157.0/24218.154.158.0/24218.154.159.0/24