Robtex

Up: 96.45.80.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 96.45.80.0/25
Down right: 96.45.80.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
96.45.80.0	PTR	ns1x.constellix.com
96.45.80.1	PTR	ns11.constellix.com
96.45.80.1	A	ns1.zeit-world.net
96.45.80.1	A	ns1.oneeach.org
96.45.80.2	PTR	systems.tiggee.net
96.45.80.2	A	ns1.izoox.net
96.45.80.3	PTR	systems.tiggee.net
96.45.80.3	A	gns1.msg.systems
96.45.80.36	PTR	systems.tiggee.net
96.45.80.155	PTR	systems.tiggee.net
96.45.80.174	PTR	systems.tiggee.net
96.45.80.200	PTR	systems.tiggee.net