Robtex

Up: 210.119.136.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 210.119.140.0/23
Down right: 210.119.142.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
210.119.140.1	A+PTR	ns.dsc.ac.kr
210.119.140.1	A+PTR	ns.du.ac.kr
210.119.140.1	A	haksan.du.ac.kr
210.119.140.15	PTR	db.dsc
210.119.140.15	PTR	dsc.ac.kr
210.119.140.15	PTR	haksan.dsc.ac.kr
210.119.140.80	PTR	it.dsc.kr
210.119.140.80	PTR	lms.dsc.kr
210.119.140.80	PTR	me.dsc.kr
210.119.140.82	PTR	office.dsc.ac.kr
210.119.140.87	A	dbic.du.ac.kr
210.119.140.87	A	archi.dsc.ac.kr
210.119.140.87	A	design.du.ac.kr
210.119.140.91	A	counsel.dsc.ac.kr
210.119.140.190	A+PTR	spam.dsc.ac.kr
210.119.140.190	A+PTR	spam.du.ac.kr