Robtex

Up: 220.159.128.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 220.159.192.0/19
Down right: 220.159.224.0/19

IP	Type	Hostname
220.159.212.65	A+PTR	mailx.mopera.net
220.159.212.66	A+PTR	mailx.mopera.net
220.159.212.69	A+PTR	mailx.mopera.net
220.159.212.70	A+PTR	mailx.mopera.net
220.159.212.94	A	mailx.mopera.net
220.159.212.95	A	mailx.mopera.net
220.159.212.114	A	mail.mopera.ne.jp
220.159.212.119	A	mail.mopera.net
220.159.212.200	PTR	ns1.mopera.net
220.159.212.201	PTR	ns2.mopera.net
220.159.228.180	A	mail.downloadaarti.pw
220.159.228.180	A	downloadaarti.pw
220.159.236.2	A	a-ana.oi.ncs.spmode.ne.jp
220.159.236.7	A	a-wpr.oi.ncs.spmode.ne.jp
220.159.236.62	A	ns2.ncs.spmode.ne.jp
220.159.237.2	A	a-ana.kw.ncs.spmode.ne.jp
220.159.237.14	A	console.anm.smt.docomo.ne.jp
220.159.237.62	A	ns1.ncs.spmode.ne.jp
220.159.239.23	A+PTR	cert.m-zone.jp