Robtex

Up: 210.102.248.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 210.102.252.0/23
Down right: 210.102.254.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
210.102.252.3	A	ns.pcts.ac.kr
210.102.252.3	A	ns.puts.ac.kr
210.102.252.8	A	puts.ac.kr
210.102.252.8	A	www.pcts.ac.kr
210.102.252.8	A	www.puts.ac.kr
210.102.252.69	A	spam.pcts.ac.kr
210.102.252.69	A	spam.puts.ac.kr
210.102.252.103	A	ns2.puts.ac.kr
210.102.252.103	A	ns2.pcts.ac.kr