Robtex

Up: 103.15.152.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 103.15.152.0/23
Down right: 103.15.154.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
103.15.152.7	PTR	103.15.152.7.3t.nz
103.15.152.11	A+PTR	hf.psotago.org.nz
103.15.152.11	A	psotago.org.nz
103.15.152.11	A	clegs.psotago.org.nz
103.15.152.15	A+PTR	uxbridge.king.net.nz
103.15.152.15	A	wilma.king.net.nz
103.15.152.15	A	wc.king.net.nz
103.15.152.20	A+PTR	smtp.ph.co.nz
103.15.152.33	PTR	103.15.152.33.3t.nz
103.15.152.34	PTR	mail-gateway.earthlight.co.nz
103.15.152.53	PTR	103.15.152.53.3t.net.nz
103.15.152.53	A	remote.mhc.co.nz
103.15.152.62	PTR	103.15.152.62.3t.net.nz
103.15.152.216	PTR	103.15.152.216.3t.nz
103.15.153.27	A	mx1.idnnz.com
103.15.153.27	A	ttxchcfw01.3t.nz
103.15.153.118	PTR	103.15.153.118.3t.nz
103.15.153.118	A	infatech.co.nz
103.15.154.1	A	ns1.3t.net.nz
103.15.154.2	A	ns2.3t.net.nz
103.15.154.3	A	ns3.3t.net.nz
103.15.154.20	PTR	103.15.154.20.3t.nz
103.15.154.20	A	3t.nz
103.15.154.20	A	mail.3t.nz
103.15.155.0	A	mx1.navisidhu.com
103.15.155.0	A	navisidhu.com
103.15.155.18	PTR	103.15.155.18.3t.nz
103.15.155.18	A	offsite.rbc.net.nz
103.15.155.40	A	mail.transportlogistics.co.nz
103.15.155.64	A+PTR	smtp.spreydon.org.nz
103.15.155.64	PTR	smtp.swbc.org.nz
103.15.155.86	A	digitalprint.co.nz