Robtex

Up: 203.234.40.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 203.234.40.0/23
Down right: 203.234.42.0/23

IP	Type	Hostname
203.234.41.4	A	ns.gjue.ac.kr
203.234.41.8	A	mail.gjue.ac.kr
203.234.41.8	A	mail.kongju-e.ac.kr
203.234.41.9	A	webserver.gjue.ac.kr
203.234.41.9	A	www.gjue.ac.kr
203.234.41.21	A	edu.gjue.ac.kr
203.234.41.90	A	web.gjue.ac.kr
203.234.41.225	A	sniper.gjue.ac.kr
203.234.43.14	A	sp-minami.pga.jp
203.234.43.14	A	sp-ten.pga.jp