AS18302 211.52.144.0/21 CIDR and IP Range Summary.ASN: 18302 - SKG_NW-AS-KR SK TelecomHost Count: 2046Addressable IPs: 2048211.52.144.0/24211.52.145.0/24211.52.146.0/24211.52.147.0/24211.52.148.0/24211.52.149.0/24211.52.150.0/24211.52.151.0/24