AS4766 220.81.0.0/17 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 32766Addressable IPs: 32768220.81.0.0/24220.81.1.0/24220.81.2.0/24220.81.3.0/24220.81.4.0/24220.81.5.0/24220.81.6.0/24220.81.7.0/24220.81.8.0/24220.81.9.0/24220.81.10.0/24220.81.11.0/24220.81.12.0/24220.81.13.0/24220.81.14.0/24220.81.15.0/24220.81.16.0/24220.81.17.0/24220.81.18.0/24220.81.19.0/24220.81.20.0/24220.81.21.0/24220.81.22.0/24220.81.23.0/24220.81.24.0/24220.81.25.0/24220.81.26.0/24220.81.27.0/24220.81.28.0/24220.81.29.0/24220.81.30.0/24220.81.31.0/24220.81.32.0/24220.81.33.0/24220.81.34.0/24220.81.35.0/24220.81.36.0/24220.81.37.0/24220.81.38.0/24220.81.39.0/24220.81.40.0/24220.81.41.0/24220.81.42.0/24220.81.43.0/24220.81.44.0/24220.81.45.0/24220.81.46.0/24220.81.47.0/24220.81.48.0/24220.81.49.0/24220.81.50.0/24220.81.51.0/24220.81.52.0/24220.81.53.0/24220.81.54.0/24220.81.55.0/24220.81.56.0/24220.81.57.0/24220.81.58.0/24220.81.59.0/24220.81.60.0/24220.81.61.0/24220.81.62.0/24220.81.63.0/24220.81.64.0/24220.81.65.0/24220.81.66.0/24220.81.67.0/24220.81.68.0/24220.81.69.0/24220.81.70.0/24220.81.71.0/24220.81.72.0/24220.81.73.0/24220.81.74.0/24220.81.75.0/24220.81.76.0/24220.81.77.0/24220.81.78.0/24220.81.79.0/24220.81.80.0/24220.81.81.0/24220.81.82.0/24220.81.83.0/24220.81.84.0/24220.81.85.0/24220.81.86.0/24220.81.87.0/24220.81.88.0/24220.81.89.0/24220.81.90.0/24220.81.91.0/24220.81.92.0/24220.81.93.0/24220.81.94.0/24220.81.95.0/24220.81.96.0/24220.81.97.0/24220.81.98.0/24220.81.99.0/24220.81.100.0/24220.81.101.0/24220.81.102.0/24220.81.103.0/24220.81.104.0/24220.81.105.0/24220.81.106.0/24220.81.107.0/24220.81.108.0/24220.81.109.0/24220.81.110.0/24220.81.111.0/24220.81.112.0/24220.81.113.0/24220.81.114.0/24220.81.115.0/24220.81.116.0/24220.81.117.0/24220.81.118.0/24220.81.119.0/24220.81.120.0/24220.81.121.0/24220.81.122.0/24220.81.123.0/24220.81.124.0/24220.81.125.0/24220.81.126.0/24220.81.127.0/24