Robtex

Up: 117.17.136.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 117.17.140.0/23
Down right: 117.17.142.0/23

IP	Type	Hostname
117.17.142.91	A	app.skuniv.ac.kr
117.17.142.111	A	cosmos.skuniv.ac.kr
117.17.142.166	A	ns1.jongp.com
117.17.142.166	A	jongp.com
117.17.142.166	A	mail.jongp.com
117.17.142.167	A	ns2.jongp.com
117.17.142.201	A	info.skuniv.ac.kr