Robtex

Up: 211.61.128.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 211.61.192.0/19
Down right: 211.61.224.0/19

IP	Type	Hostname
211.61.210.11	A	www.sindo.net
211.61.210.80	PTR	isindo.com
211.61.210.101	PTR	ns1.sindo.co.kr
211.61.210.201	PTR	ns2.sindo.co.kr
211.61.223.67	A	www.dbeway.co.kr
211.61.223.67	A	dbeway.co.kr
211.61.223.85	A+PTR	mail.dbeway.co.kr
211.61.225.2	PTR	mail.nousnet.com
211.61.248.7	A	mail.hangame.net
211.61.248.7	A	mail.hangame.co.kr