Robtex

Up: 192.189.50.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 192.189.51.0/25
Down right: 192.189.51.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.189.51.3	A	spenger-net.at
192.189.51.19	PTR	methusalix.spengergasse.at
192.189.51.89	PTR	bolare.spengergasse.at
192.189.51.91	PTR	sv.spengergasse.at
192.189.51.132	A+PTR	einsilbix.spengergasse.at
192.189.51.133	PTR	einsilbix2.spengergasse.at
192.189.51.133	A	bildung.design
192.189.51.134	A	dwhdata.spengergasse.at
192.189.51.134	A	willnix.spengergasse.at
192.189.51.135	A+PTR	webbi.htl5.org
192.189.51.135	A	mail.htl5.org
192.189.51.137	A	autogenix.spengergasse.at
192.189.51.141	A+PTR	gruselix.spengergasse.at
192.189.51.145	A+PTR	www.spengergasse.at
192.189.51.145	A+PTR	www2.spengergasse.at
192.189.51.145	PTR	www.spengergasse.eu
192.189.51.150	A	oracle.spengergasse.at
192.189.51.161	A	leinwand.spengergasse.at
192.189.51.195	PTR	troubadix.spengergasse.at
192.189.51.195	A	troubadix.htl-tex.ac.at
192.189.51.235	A	vcenter.spengergasse.at