Robtex

Up: 211.190.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 211.190.128.0/20
Down right: 211.190.144.0/20

IP	Type	Hostname
211.190.129.120	A	hsg.co.kr
211.190.134.3	A+PTR	ns3.aft-global.com
211.190.134.3	A	ns4.aikawagroup.com
211.190.134.4	A+PTR	mail2.aft-global.com
211.190.134.4	A+PTR	mail2.aikawagroup.com
211.190.138.5	A	ns1.saedong.co.kr
211.190.138.9	A	mail.saedong.co.kr
211.190.138.120	A+PTR	sniper.saedong.co.kr
211.190.138.120	A	sniper.tmpp.co.kr
211.190.138.142	A	gw.saedong.co.kr