AS4766 221.147.128.0/17 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 32766Addressable IPs: 32768221.147.128.0/24221.147.129.0/24221.147.130.0/24221.147.131.0/24221.147.132.0/24221.147.133.0/24221.147.134.0/24221.147.135.0/24221.147.136.0/24221.147.137.0/24221.147.138.0/24221.147.139.0/24221.147.140.0/24221.147.141.0/24221.147.142.0/24221.147.143.0/24221.147.144.0/24221.147.145.0/24221.147.146.0/24221.147.147.0/24221.147.148.0/24221.147.149.0/24221.147.150.0/24221.147.151.0/24221.147.152.0/24221.147.153.0/24221.147.154.0/24221.147.155.0/24221.147.156.0/24221.147.157.0/24221.147.158.0/24221.147.159.0/24221.147.160.0/24221.147.161.0/24221.147.162.0/24221.147.163.0/24221.147.164.0/24221.147.165.0/24221.147.166.0/24221.147.167.0/24221.147.168.0/24221.147.169.0/24221.147.170.0/24221.147.171.0/24221.147.172.0/24221.147.173.0/24221.147.174.0/24221.147.175.0/24221.147.176.0/24221.147.177.0/24221.147.178.0/24221.147.179.0/24221.147.180.0/24221.147.181.0/24221.147.182.0/24221.147.183.0/24221.147.184.0/24221.147.185.0/24221.147.186.0/24221.147.187.0/24221.147.188.0/24221.147.189.0/24221.147.190.0/24221.147.191.0/24221.147.192.0/24221.147.193.0/24221.147.194.0/24221.147.195.0/24221.147.196.0/24221.147.197.0/24221.147.198.0/24221.147.199.0/24221.147.200.0/24221.147.201.0/24221.147.202.0/24221.147.203.0/24221.147.204.0/24221.147.205.0/24221.147.206.0/24221.147.207.0/24221.147.208.0/24221.147.209.0/24221.147.210.0/24221.147.211.0/24221.147.212.0/24221.147.213.0/24221.147.214.0/24221.147.215.0/24221.147.216.0/24221.147.217.0/24221.147.218.0/24221.147.219.0/24221.147.220.0/24221.147.221.0/24221.147.222.0/24221.147.223.0/24221.147.224.0/24221.147.225.0/24221.147.226.0/24221.147.227.0/24221.147.228.0/24221.147.229.0/24221.147.230.0/24221.147.231.0/24221.147.232.0/24221.147.233.0/24221.147.234.0/24221.147.235.0/24221.147.236.0/24221.147.237.0/24221.147.238.0/24221.147.239.0/24221.147.240.0/24221.147.241.0/24221.147.242.0/24221.147.243.0/24221.147.244.0/24221.147.245.0/24221.147.246.0/24221.147.247.0/24221.147.248.0/24221.147.249.0/24221.147.250.0/24221.147.251.0/24221.147.252.0/24221.147.253.0/24221.147.254.0/24221.147.255.0/24