AS4766 61.83.248.0/21 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 2046Addressable IPs: 204861.83.248.0/2461.83.249.0/2461.83.250.0/2461.83.251.0/2461.83.252.0/2461.83.253.0/2461.83.254.0/2461.83.255.0/24