Robtex

Up: 202.31.0.0/16
Can't show all results, try to descend to a more specific CIDR
Down left: 202.31.0.0/18
Down right: 202.31.64.0/18
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
202.31.6.27	A+PTR	hdsm.hankooktire.com
202.31.6.38	A	emfmil.emfrontier.com
202.31.6.40	PTR	hqpgw1.hankooktire.com
202.31.6.40	A+PTR	mail.hankooktire.com
202.31.6.40	PTR	one.hankooktire.com
202.31.6.41	PTR	mail2.hankooktire.com
202.31.6.41	PTR	mail2.hanta.co.kr
202.31.6.155	A+PTR	mail30.hankooktire.com
202.31.6.155	PTR	smtp.hankooktire.com
202.31.6.162	A+PTR	mail11.hankooktire.com
202.31.6.163	A+PTR	mail21.hankooktire.com
202.31.6.165	A+PTR	mail31.hankooktire.com
202.31.6.165	PTR	smtp1.hankooktire.com
202.31.7.15	A	emmail.emfrontier.com
202.31.11.71	A+PTR	hqexweb1a.hankooktire.com
202.31.11.71	PTR	hkpdwexw1.hankooktire.com
202.31.11.113	A	cncwide.com
202.31.11.157	A+PTR	www.thenextdrivinglab.com
202.31.11.157	A+PTR	m.thenextdrivinglab.com
202.31.11.157	A+PTR	tndl.hankooktire.com
202.31.11.161	PTR	laufenn.cn
202.31.11.161	PTR	www2.laufenn.com
202.31.11.161	PTR	www.laufenn.ru
202.31.55.2	A	ns.hankooktire.com
202.31.55.2	A	ns.hanta.co.kr