Robtex

Up: 103.23.16.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 103.23.16.0/23
Down right: 103.23.18.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
103.23.16.2	PTR	103-23-16-2.cityfi.co.nz
103.23.17.2	PTR	gw2-ak030-rt1.citylink.co.nz
103.23.17.4	A	nzsmtp.practiv.com
103.23.17.4	A	smtp.practiv.com
103.23.17.4	A	mail.practiv.com
103.23.17.5	PTR	cameron-partners.citylink.co.nz
103.23.17.5	A	akmaildel.cam.co.nz
103.23.17.8	PTR	mega.citylink.co.nz
103.23.17.19	A	devemail.mailprimer.com
103.23.17.27	A	mail.olympic.org.nz
103.23.17.38	PTR	pengellys.co.nz
103.23.17.38	A	www.merz.co.nz
103.23.17.38	A	stylenz.co.nz
103.23.17.41	PTR	103-23-17-41.citylink.co.nz
103.23.17.41	A	www.gladeye.org
103.23.17.41	A	gladeye.org
103.23.17.139	A+PTR	ns3.ipayroll.co.nz
103.23.17.146	A	mail.theoptimacorporation.com
103.23.17.193	PTR	103-23-17-193.citylink.co.nz
103.23.17.208	A	www.socrates.net.nz
103.23.17.211	A	socratestest.net.nz
103.23.17.252	PTR	103-23-17-252.citylink.co.nz
103.23.18.2	PTR	103-23-18-2.citylink.co.nz
103.23.18.4	A	mail2.nzct.org.nz
103.23.18.4	A	mail.nzct.org.nz
103.23.18.5	PTR	lateral-security.citylink.co.nz
103.23.18.13	PTR	cameron-partners-wgtn.citylink.co.nz
103.23.18.17	PTR	scots-college.citylink.co.nz
103.23.18.20	PTR	tfs.citylink.co.nz
103.23.18.20	A	tfscloud.co
103.23.18.20	A	fctl.co.nz
103.23.18.23	PTR	atea-systems.citylink.co.nz
103.23.18.27	PTR	msp-wellington.citylink.co.nz
103.23.18.27	A	mail.mps.org.nz
103.23.18.28	PTR	queen-margaret-college.citylink.co.nz
103.23.18.28	A	mail.qmc.school.nz
103.23.18.86	PTR	103-23-18-86.citylink.co.nz
103.23.18.86	A	petroleumsummit.co.nz
103.23.18.86	A	nzdownstream.co.nz
103.23.18.90	PTR	raygun.citylink.co.nz
103.23.18.90	A	pervasive.net.nz
103.23.18.90	A	mindscape.net.nz
103.23.18.91	A	mail.pce.parliament.nz
103.23.18.99	A+PTR	mail.superstructuregroup.com
103.23.18.104	PTR	103-23-18-104.citylink.co.nz
103.23.18.104	A	mail.aiscloud.nz
103.23.18.104	A	www.aiscloud.nz
103.23.18.129	A	wss.nzct.org.nz
103.23.18.129	A	rww.nzct.org.nz
103.23.18.146	PTR	103-23-18-146.citylink.co.nz
103.23.18.146	A	ema.org.nz
103.23.18.146	A	engineersnz.org.nz
103.23.18.147	PTR	103-23-18-147.citylink.co.nz
103.23.18.178	PTR	103-23-18-178.citylink.co.nz
103.23.18.186	A	eyecontacts.co.nz
103.23.18.186	A	www.i-contacts.co.nz
103.23.18.188	PTR	103-23-18-188.citylink.co.nz
103.23.18.188	A	nightforce.co.nz
103.23.18.188	A	www.lrwc2019.nz
103.23.18.193	A+PTR	sales.ipayroll.co.nz
103.23.18.196	PTR	103-23-18-196.ipayroll.co.nz
103.23.18.196	A	www.ipayroll.co.nz
103.23.18.196	A	ipayroll.com.au
103.23.18.229	PTR	103-23-18-229.citylink.co.nz
103.23.18.229	A	slack.net.nz
103.23.18.229	A	fluxfederation.slack.net.nz
103.23.18.245	PTR	103-23-18-245.citylink.co.nz
103.23.18.245	A	secureftp.superstructuregroup.com
103.23.19.32	PTR	103-23-19-32.citylink.co.nz
103.23.19.66	A	host.logicalit.net.nz
103.23.19.90	PTR	103-23-19-90.citylink.co.nz
103.23.19.90	A	mail.nzcic.org.nz
103.23.19.90	A	nzcic.org.nz
103.23.19.91	PTR	103-23-19-91.citylink.co.nz
103.23.19.91	A	mail.arisechurch.org.nz
103.23.19.91	A	wellington.arise.net.nz
103.23.19.122	PTR	access-it.citylink.co.nz
103.23.19.122	A	www.accessitsoftware.com
103.23.19.123	PTR	103-23-19-123.citylink.co.nz
103.23.19.123	A	www.quaycorporate.co.nz
103.23.19.123	A	quaycorporate.co.nz
103.23.19.151	PTR	103-23-19-151.citylink.co.nz
103.23.19.151	A	pertronic.com
103.23.19.151	A	dynamiteit.nz
103.23.19.152	A	mail.aurora44games.com
103.23.19.154	PTR	103-23-19-154.citylink.co.nz
103.23.19.154	A	dontelfer.co.nz
103.23.19.154	A	flightpackaging.com.au
103.23.19.176	PTR	103-23-19-176.citylink.co.nz
103.23.19.176	A	mail2.nzei.org.nz
103.23.19.179	PTR	103-23-19-179.citylink.co.nz
103.23.19.241	PTR	103-23-19-241.citylink.co.nz
103.23.19.241	A	mail.energyresolutionz.com
103.23.19.241	A	e-bench.com
103.23.19.255	PTR	103-23-19-255.citylink.co.nz