AS9572 220.67.120.0/21 CIDR and IP Range Summary.ASN: 9572 - Hankuk University of Foreign Studies Computer CenterHost Count: 2046Addressable IPs: 2048220.67.120.0/24220.67.121.0/24220.67.122.0/24220.67.123.0/24220.67.124.0/24220.67.125.0/24220.67.126.0/24220.67.127.0/24