Robtex

Up: 194.15.208.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 194.15.208.0/23
Down right: 194.15.210.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
194.15.210.35	A+PTR	mail.communicationvalley.it
194.15.210.36	A	dns3.communicationvalley.it
194.15.210.36	A	dns1.communicationvalley.it
194.15.210.37	A	mail-secure.communicationvalley.it
194.15.211.130	A+PTR	outer.syskoplan.de
194.15.211.134	A	webmail.is-4.de
194.15.211.136	A	owa.is-4.de
194.15.211.139	A	mail.reply.de
194.15.211.140	PTR	ns.syskoplan.de
194.15.211.140	A	ns.hema-kreis.de
194.15.211.140	A	ns.lust-auf-it-dann.com
194.15.211.148	A+PTR	outpost2.reply.de
194.15.211.148	A	outpost2.syskoplan.de
194.15.211.149	A+PTR	lookout2.is4.de
194.15.211.151	PTR	www2.cm4m.com
194.15.211.151	PTR	www2.cm4media.com
194.15.211.151	PTR	www2.cmsolutions.com
194.15.211.153	PTR	www.syskoplan.com
194.15.211.153	PTR	www2.syskoplan.com
194.15.211.153	A+PTR	www3.syskoplan.com
194.15.211.157	A	is4mail.is-4.de
194.15.211.159	A+PTR	outpost.reply.de
194.15.211.159	A	outpost.syskoplan.de
194.15.211.160	A+PTR	lookout.is4.de
194.15.211.161	A+PTR	polypoli.syskoplan.de
194.15.211.166	A	cag.is4.de
194.15.211.167	A	osl-srv.syskoplan.de
194.15.211.171	A	hr.reply.de
194.15.211.175	A+PTR	crm.reply.de