Robtex

Up: 193.37.130.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 193.37.131.0/25
Down right: 193.37.131.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.37.131.22	A+PTR	mail1.atu.eu
193.37.131.23	A+PTR	c1.atu.de
193.37.131.42	A+PTR	mail2.atu.eu
193.37.131.43	A	c2.atu.de
193.37.131.90	A	atu-praemien.de
193.37.131.110	A	autoersatzteil-discount.de
193.37.131.110	A	autoteile-unger.de
193.37.131.110	A	atu.biz