AS4766 221.158.128.0/17 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 32766Addressable IPs: 32768221.158.128.0/24221.158.129.0/24221.158.130.0/24221.158.131.0/24221.158.132.0/24221.158.133.0/24221.158.134.0/24221.158.135.0/24221.158.136.0/24221.158.137.0/24221.158.138.0/24221.158.139.0/24221.158.140.0/24221.158.141.0/24221.158.142.0/24221.158.143.0/24221.158.144.0/24221.158.145.0/24221.158.146.0/24221.158.147.0/24221.158.148.0/24221.158.149.0/24221.158.150.0/24221.158.151.0/24221.158.152.0/24221.158.153.0/24221.158.154.0/24221.158.155.0/24221.158.156.0/24221.158.157.0/24221.158.158.0/24221.158.159.0/24221.158.160.0/24221.158.161.0/24221.158.162.0/24221.158.163.0/24221.158.164.0/24221.158.165.0/24221.158.166.0/24221.158.167.0/24221.158.168.0/24221.158.169.0/24221.158.170.0/24221.158.171.0/24221.158.172.0/24221.158.173.0/24221.158.174.0/24221.158.175.0/24221.158.176.0/24221.158.177.0/24221.158.178.0/24221.158.179.0/24221.158.180.0/24221.158.181.0/24221.158.182.0/24221.158.183.0/24221.158.184.0/24221.158.185.0/24221.158.186.0/24221.158.187.0/24221.158.188.0/24221.158.189.0/24221.158.190.0/24221.158.191.0/24221.158.192.0/24221.158.193.0/24221.158.194.0/24221.158.195.0/24221.158.196.0/24221.158.197.0/24221.158.198.0/24221.158.199.0/24221.158.200.0/24221.158.201.0/24221.158.202.0/24221.158.203.0/24221.158.204.0/24221.158.205.0/24221.158.206.0/24221.158.207.0/24221.158.208.0/24221.158.209.0/24221.158.210.0/24221.158.211.0/24221.158.212.0/24221.158.213.0/24221.158.214.0/24221.158.215.0/24221.158.216.0/24221.158.217.0/24221.158.218.0/24221.158.219.0/24221.158.220.0/24221.158.221.0/24221.158.222.0/24221.158.223.0/24221.158.224.0/24221.158.225.0/24221.158.226.0/24221.158.227.0/24221.158.228.0/24221.158.229.0/24221.158.230.0/24221.158.231.0/24221.158.232.0/24221.158.233.0/24221.158.234.0/24221.158.235.0/24221.158.236.0/24221.158.237.0/24221.158.238.0/24221.158.239.0/24221.158.240.0/24221.158.241.0/24221.158.242.0/24221.158.243.0/24221.158.244.0/24221.158.245.0/24221.158.246.0/24221.158.247.0/24221.158.248.0/24221.158.249.0/24221.158.250.0/24221.158.251.0/24221.158.252.0/24221.158.253.0/24221.158.254.0/24221.158.255.0/24