AS4766 49.50.144.0/20 CIDR and IP Range Summary.ASN: 4766 - Korea TelecomHost Count: 4094Addressable IPs: 409649.50.144.0/2449.50.145.0/2449.50.146.0/2449.50.147.0/2449.50.148.0/2449.50.149.0/2449.50.150.0/2449.50.151.0/2449.50.152.0/2449.50.153.0/2449.50.154.0/2449.50.155.0/2449.50.156.0/2449.50.157.0/2449.50.158.0/2449.50.159.0/24