Robtex

Up: 213.194.0.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 213.194.0.0/19
Down right: 213.194.32.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.194.0.0	PTR	213-194-0-0.dialup.raketnet.nl
213.194.0.194	PTR	213-194-0-194.dialup.raketnet.nl
213.194.2.104	PTR	213-194-2-104.dialup.raketnet.nl
213.194.3.2	PTR	213-194-3-2.dialup.raketnet.nl
213.194.3.196	PTR	213-194-3-196.dialup.raketnet.nl
213.194.4.2	PTR	213-194-4-2.dialup.raketnet.nl
213.194.17.64	PTR	213-194-17-64.dialup.raketnet.nl
213.194.17.128	PTR	213-194-17-128.dialup.raketnet.nl
213.194.17.131	PTR	213-194-17-131.dialup.raketnet.nl
213.194.17.192	PTR	213-194-17-192.dialup.raketnet.nl
213.194.18.2	PTR	213-194-18-2.dialup.raketnet.nl
213.194.19.2	PTR	213-194-19-2.dialup.raketnet.nl
213.194.20.130	PTR	213-194-20-130.dialup.raketnet.nl
213.194.32.13	A	mail.ricoh.nl
213.194.32.13	A	mail2.ricoh.hu
213.194.32.13	A	mail.ricoh-industrie.fr
213.194.32.211	PTR	raq2.kappapackaging.com
213.194.32.243	A	pwcaangifte.tv
213.194.32.243	A	pwcaangifte.nl
213.194.32.243	A	pwcaangifte.com
213.194.33.1	PTR	router.cmsderks.nl
213.194.33.17	A	mail.cms-dsb.com
213.194.33.70	A	smtp1.keyrail.nl
213.194.33.71	A	mail.rmsclient.nl
213.194.34.53	A	pop.debreedenpartners.nl
213.194.39.53	PTR	mail.grupobc.com
213.194.39.54	PTR	mail.grupobc.com
213.194.39.54	A	notes.grupobc.com
213.194.39.81	PTR	mx6.rumbo.com
213.194.39.86	PTR	mx5.rumbo.com
213.194.39.108	A	fibratel.es
213.194.39.108	A	dns1.fibratel.es
213.194.39.108	A	smtp.fibratel.com
213.194.40.40	A	tdt.nl
213.194.41.5	A+PTR	ns2.dhv.nl
213.194.41.7	PTR	mail.dhv.nl
213.194.41.8	A	lorendis.eu
213.194.41.12	PTR	mail1.dhv.nl
213.194.44.29	A+PTR	venera02.kpmg.nl
213.194.44.30	A	venera01.kpmg.nl
213.194.44.39	A	gelios02.kpmg.nl
213.194.44.40	A	mpm.kpmg.nl
213.194.44.105	A	tianlian01.kpmg.nl
213.194.44.105	A	viking01.kpmg.nl
213.194.44.121	A	tianlian01.kpmg.nl
213.194.46.18	PTR	mail-relay1.landal.nl
213.194.46.56	A	mail.suikerunie.nl
213.194.46.195	A	mail2.gibogroep.nl
213.194.46.214	A+PTR	mail.bt.nl
213.194.60.193	PTR	mailfallback.nl.ignite.net
213.194.60.194	PTR	ns2.nl.ignite.net
213.194.60.195	PTR	cache2.nl.ignite.net
213.194.60.225	PTR	relay.nl.ignite.net