Robtex

Up: 193.28.160.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 193.28.160.0/22
Down right: 193.28.164.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.28.162.32	PTR	the-thing.coffeezombies.de
193.28.162.32	A	mail.wanderwastl.de
193.28.162.33	PTR	hope.coffeezombies.de
193.28.162.33	A	pimp-my-site.net
193.28.162.33	A	mail.pimp-my-site.net
193.28.162.35	PTR	red-skull.coffeezombies.de