AS9848 203.248.72.0/21 CIDR and IP Range Summary.ASN: 9848 - Sejong TelecomHost Count: 2046Addressable IPs: 2048203.248.72.0/24203.248.73.0/24203.248.74.0/24203.248.75.0/24203.248.76.0/24203.248.77.0/24203.248.78.0/24203.248.79.0/24