AS4766 61.81.64.0/19 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 8190Addressable IPs: 819261.81.64.0/2461.81.65.0/2461.81.66.0/2461.81.67.0/2461.81.68.0/2461.81.69.0/2461.81.70.0/2461.81.71.0/2461.81.72.0/2461.81.73.0/2461.81.74.0/2461.81.75.0/2461.81.76.0/2461.81.77.0/2461.81.78.0/2461.81.79.0/2461.81.80.0/2461.81.81.0/2461.81.82.0/2461.81.83.0/2461.81.84.0/2461.81.85.0/2461.81.86.0/2461.81.87.0/2461.81.88.0/2461.81.89.0/2461.81.90.0/2461.81.91.0/2461.81.92.0/2461.81.93.0/2461.81.94.0/2461.81.95.0/24