AS18302 124.138.176.0/21 CIDR and IP Range Summary.ASN: 18302 - SKG_NW-AS-KR SK TelecomHost Count: 2046Addressable IPs: 2048124.138.176.0/24124.138.177.0/24124.138.178.0/24124.138.179.0/24124.138.180.0/24124.138.181.0/24124.138.182.0/24124.138.183.0/24