AS4766 121.157.112.0/20 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 4094Addressable IPs: 4096121.157.112.0/24121.157.113.0/24121.157.114.0/24121.157.115.0/24121.157.116.0/24121.157.117.0/24121.157.118.0/24121.157.119.0/24121.157.120.0/24121.157.121.0/24121.157.122.0/24121.157.123.0/24121.157.124.0/24121.157.125.0/24121.157.126.0/24121.157.127.0/24