Robtex

Up: 14.1.38.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 14.1.39.0/25
Down right: 14.1.39.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
14.1.39.1	PTR	web.callumb.com
14.1.39.1	A	callumb.com
14.1.39.1	A	fivenines.co.nz
14.1.39.2	PTR	mx1.callumb.com
14.1.39.2	A	mail.callumb.com
14.1.39.7	PTR	14.1.39.7.host.layer2.co.nz
14.1.39.8	PTR	14.1.39.8.host.layer2.co.nz
14.1.39.11	PTR	14.1.39.11.host.layer2.co.nz
14.1.39.13	PTR	14.1.39.13.host.layer2.co.nz
14.1.39.35	PTR	14.1.39.35.host.layer2.co.nz
14.1.39.57	PTR	14.1.39.57.host.layer2.co.nz
14.1.39.82	PTR	14.1.39.82.host.layer2.co.nz
14.1.39.99	PTR	14.1.39.99.host.layer2.co.nz
14.1.39.106	PTR	14.1.39.106.host.layer2.co.nz
14.1.39.126	PTR	14.1.39.126.host.layer2.co.nz
14.1.39.136	PTR	14.1.39.136.host.layer2.co.nz
14.1.39.139	PTR	14.1.39.139.host.layer2.co.nz
14.1.39.151	PTR	14.1.39.151.host.layer2.co.nz
14.1.39.166	PTR	14.1.39.166.host.layer2.co.nz
14.1.39.171	PTR	14.1.39.171.host.layer2.co.nz
14.1.39.179	PTR	14.1.39.179.host.layer2.co.nz
14.1.39.183	PTR	14.1.39.183.host.layer2.co.nz
14.1.39.187	PTR	14.1.39.187.host.layer2.co.nz
14.1.39.188	PTR	14.1.39.188.host.layer2.co.nz
14.1.39.211	PTR	14.1.39.211.host.layer2.co.nz
14.1.39.231	PTR	14.1.39.231.host.layer2.co.nz
14.1.39.234	PTR	14.1.39.234.host.layer2.co.nz
14.1.39.248	PTR	14.1.39.248.host.layer2.co.nz