Robtex

Up: 103.237.40.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 103.237.40.0/23
Down right: 103.237.42.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
103.237.40.69	A	speedtest.myrepublic.co.nz
103.237.42.8	A	ittaskforce.co.nz
103.237.42.9	A	smtp.ctsdunedin.co.nz
103.237.42.9	A	remote.ctsdunedin.co.nz
103.237.42.9	A	remote.ctbs.co.nz
103.237.42.14	A+PTR	smtp.cnx.co.nz
103.237.42.14	A	tmail.cnx.co.nz
103.237.42.27	A	smtp.confer.co.nz
103.237.42.35	A	aeroautomotive.co.nz
103.237.42.35	A	itech.net.nz
103.237.42.35	A	ourplace.gen.nz
103.237.42.37	PTR	mail.piemail.nz
103.237.42.44	A+PTR	mail.media.net.nz
103.237.42.47	A+PTR	mail2.klein.co.nz
103.237.43.12	A	r1---sn-htgx20capjo1-53ae.googlevideo.com
103.237.43.13	A	r2---sn-htgx20capjo1-53ae.googlevideo.com
103.237.43.13	A	r2.sn-htgx20capjo1-53ae.googlevideo.com
103.237.43.14	A	r3---sn-htgx20capjo1-53ae.googlevideo.com
103.237.43.225	A	instagram.fakl8-1.fna.fbcdn.net