Robtex

Up: 211.14.120.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 211.14.124.0/23
Down right: 211.14.126.0/23

IP	Type	Hostname
211.14.126.1	A+PTR	mail2.dcmms.jp
211.14.126.2	A+PTR	mail1.dcmms.jp
211.14.126.2	A	mail8.docomo-onlineshop.ne.jp
211.14.126.2	A	mail19.docomo-de.net
211.14.126.4	PTR	mailx.mopera.net
211.14.126.35	A	faq.nttdocomo.co.jp
211.14.126.43	A	servicearea.nttdocomo.co.jp
211.14.126.65	A+PTR	exmta.mopera.net
211.14.127.3	A	www.docomo-bp-site.ne.jp
211.14.127.4	A	www.docomo-ryokin.net