AS4766 221.164.32.0/19 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 8190Addressable IPs: 8192221.164.32.0/24221.164.33.0/24221.164.34.0/24221.164.35.0/24221.164.36.0/24221.164.37.0/24221.164.38.0/24221.164.39.0/24221.164.40.0/24221.164.41.0/24221.164.42.0/24221.164.43.0/24221.164.44.0/24221.164.45.0/24221.164.46.0/24221.164.47.0/24221.164.48.0/24221.164.49.0/24221.164.50.0/24221.164.51.0/24221.164.52.0/24221.164.53.0/24221.164.54.0/24221.164.55.0/24221.164.56.0/24221.164.57.0/24221.164.58.0/24221.164.59.0/24221.164.60.0/24221.164.61.0/24221.164.62.0/24221.164.63.0/24