Robtex

Up: 193.99.160.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 193.99.160.0/23
Down right: 193.99.162.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.99.160.10	A+PTR	mail.rt.rif-ev.de
193.99.160.50	PTR	fue-035-rt-02.fuedo.de
193.99.160.59	PTR	gwgft59.fuedo.de
193.99.160.72	PTR	gwdip.fuedo.de
193.99.160.72	A	dortmundpartners.com
193.99.160.72	A	dortmundpartners.de
193.99.160.76	A	gwhss.fuedo.de
193.99.160.77	A+PTR	gwstachnik.fuedo.de
193.99.160.80	PTR	router0.do.avasition.net
193.99.160.80	A	egw.avasition.net
193.99.160.80	A	vsrv6.do.avasition.net
193.99.160.82	PTR	gwkonaktiva.fuedo.de
193.99.160.82	A	mail.konaktiva-dortmund.de
193.99.160.82	A	mx02.konaktiva-dortmund.de
193.99.160.98	A	gwzedo.fuedo.de
193.99.160.100	A	logarithmo.com
193.99.160.116	PTR	gwbackens.fuedo.de
193.99.160.117	PTR	gwintulion-io-strom.fuedo.de
193.99.160.120	PTR	gwintulion.fuedo.de
193.99.160.120	A	agent-sim-plan.net
193.99.160.120	A	io-netz.org
193.99.160.122	PTR	zarafa.maredit.de
193.99.163.17	PTR	tellur.rif.fuedo.de
193.99.163.27	PTR	ipcop.rif.fuedo.de
193.99.163.42	A+PTR	rif-pc046.rif-ev.de