Robtex

Up: 5.102.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 5.102.48.0/21
Down right: 5.102.56.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
5.102.48.2	PTR	router-ber2.cms.cz
5.102.48.3	PTR	router-ber3.cms.cz
5.102.48.5	A	vraz.lodenice.net
5.102.48.13	A	mail2.muberoun.cz
5.102.48.14	A	ns1.cms-net.cz
5.102.48.34	PTR	router-zdi1.cms.cz
5.102.48.42	PTR	router-hor1.cms.cz
5.102.48.43	PTR	router-hor2.cms.cz
5.102.48.46	PTR	ns1.cms-net.cz
5.102.48.46	A	ns2.cms-net.cz
5.102.48.114	A+PTR	mail.cms.cz
5.102.48.114	A	mail.limex.cz
5.102.48.114	A	mail.vse-pro-krasu.cz
5.102.50.37	A	cms.kavalirovi.cz
5.102.50.37	A	kavalirovi.cz
5.102.50.64	A	agsoftware.eu
5.102.51.34	PTR	alik.opentree.cz
5.102.51.34	A	viktora.cz
5.102.51.38	A	puntik.opentree.cz
5.102.51.38	A	mail.opentree.cz
5.102.51.38	A	puntik.victoriaacs.cz
5.102.52.51	A	donoval.cz
5.102.52.51	A	obviousscience.com
5.102.52.51	A	nextpatterns.eu
5.102.52.52	PTR	mail.ecovisblf.com
5.102.52.52	A	mail.ecovisblf.cz
5.102.52.53	A	ecovisblf.com
5.102.52.80	A	czbobik.com
5.102.52.91	A	ecovisblf.com
5.102.53.3	A+PTR	linux.gymberoun.cz
5.102.53.4	A+PTR	student.gymberoun.cz
5.102.53.5	A+PTR	ns.gymberoun.cz
5.102.53.5	A	gymberoun.cz
5.102.53.18	PTR	mail.medicentrum.cz
5.102.53.20	A+PTR	s.pomocspc.net
5.102.53.38	A	sbdberoun.cz
5.102.53.38	A	krokodyl.sbdberoun.cz
5.102.53.38	A	mail.sbdberoun.cz
5.102.53.73	A	www.dbase.cz
5.102.55.2	A	lodenice.lodenice.net
5.102.55.10	PTR	posta.tranquilnet.eu
5.102.55.10	PTR	mail.hboko.net
5.102.55.10	A	mail.martinsima.cz
5.102.55.34	A+PTR	posta.alca.cz
5.102.55.42	A	nabrousit.cz
5.102.55.42	A	*.trnda.cz
5.102.55.42	A	bes03.trnda.cz
5.102.55.50	A	mailnew.springpin.cz
5.102.55.53	A	czautronic.autronic.cz
5.102.55.58	A	mail.docucloud.eu
5.102.55.58	A	docucloud.eu
5.102.55.75	A	konakovi.cz
5.102.55.78	A+PTR	nenacovice-sbs.nenacovice.cz
5.102.55.94	A	mail.strand.cz
5.102.55.105	A+PTR	prague.cssoftware.com
5.102.55.105	A	simple-energie.de
5.102.55.250	A	www.itmall24.de
5.102.55.250	A	electronic-goldstein.de
5.102.56.37	PTR	gw102.levicek.net
5.102.56.37	A	paloucek.info
5.102.56.37	A	potkavani.cz
5.102.56.67	A	xli.cz
5.102.56.76	A	mail.zahradalisy.cz
5.102.56.134	A	server.svitidlakraluvdvur.cz
5.102.56.163	A	horizont514.cz
5.102.57.130	A	nanostation.blazek.info
5.102.57.132	A	ns3.blazek.info
5.102.57.132	A	ftp.blazek.info
5.102.57.133	A	ns2.blazek.info
5.102.57.146	A+PTR	mail.vpslog.com
5.102.57.146	A	gw.vpslog.com
5.102.57.162	A+PTR	fortune.dago.cz
5.102.57.162	A	mail.dago.cz
5.102.57.162	A	cms.dago.cz
5.102.58.2	A	fw.uniware.cz
5.102.58.3	A	nas.uniware.cz
5.102.58.3	A	uniware.cz
5.102.58.5	A	mail.soshorovice.cz
5.102.58.124	A+PTR	mail.tac-tac.cz
5.102.58.126	A	mail.truckcomp.cz
5.102.58.130	A	horovice.pekarnahorovice.cz
5.102.58.134	A+PTR	mail.member.cz
5.102.58.134	A	mail.members.cz
5.102.58.134	A	mail.1-member.cz
5.102.60.15	A+PTR	mail.axacnc.cz
5.102.60.16	A	server.dagro.cz
5.102.60.16	A	remote.dagro.cz
5.102.60.44	A+PTR	gw.lhotak-ns.cz
5.102.60.54	PTR	mail.aspgroup.cz
5.102.60.54	A	backup.aspgroup.cz