AS4766 61.73.216.0/21 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 2046Addressable IPs: 204861.73.216.0/2461.73.217.0/2461.73.218.0/2461.73.219.0/2461.73.220.0/2461.73.221.0/2461.73.222.0/2461.73.223.0/24