Robtex

Up: 131.203.224.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 131.203.224.0/21
Down right: 131.203.232.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
131.203.224.34	A+PTR	mail.healthbis.health.nz
131.203.224.42	A	mail.network-box.co.nz
131.203.224.42	A	smtp3.alchemy.co.nz
131.203.224.46	A	acupuncture.ac.nz
131.203.224.66	A	remote.monacoresort.co.nz
131.203.224.78	A	shortcut.heller.co.nz
131.203.225.54	PTR	default-rdns.vocus.co.nz
131.203.225.62	A	yotbot.com
131.203.225.142	A	smtp.harveys-taupo.co.nz
131.203.225.150	A	smtp.swi.co.nz
131.203.225.170	A	rotorua.cheal.co.nz
131.203.226.58	A+PTR	remote.tst.maori.nz
131.203.226.58	A	mx.tst.maori.nz
131.203.226.86	A	mail.bloomer.net.nz
131.203.226.150	A	mail.nzwta.co.nz
131.203.226.230	A	clouddesktop.co.nz
131.203.226.242	A	clouddesktop.co.nz
131.203.236.78	A	outlook.ah.co.nz
131.203.237.82	A	mail.extec.co.nz
131.203.237.194	A	acmesupplies.co.nz
131.203.237.206	PTR	mail.pipfruitnz.co.nz
131.203.237.206	A	mail2.dmcnz.com
131.203.238.2	A	smtp.swimza.com
131.203.238.2	A	vinkproductions.co.nz
131.203.238.2	A	blksolutions.com
131.203.238.18	A	smtp.caw.co.nz
131.203.238.18	A	foxinator.co.nz
131.203.238.30	A+PTR	smtp.cheal.co.nz
131.203.238.32	A	smtp.schwarzkopf.co.nz
131.203.238.102	A	smtp.canarybutter.co.nz
131.203.238.106	PTR	default-rdns.vocus.co.nz
131.203.238.106	A	hamexp.fccvpn.co.nz
131.203.238.130	A	smtp.ovation.co.nz
131.203.238.150	A	autodiscover.ruahinekindergartens.org.nz
131.203.238.154	A	smtp2.ovation.co.nz
131.203.238.198	A+PTR	remote.ktkoltd.co.nz
131.203.239.130	PTR	ns2.arl.net.nz
131.203.239.130	A	ns2.reap.org.nz
131.203.239.146	A	3dworkspace.co.nz
131.203.239.202	A	smtp2.totality.co.nz
131.203.239.202	A	smtp.ibmdirect.co.nz