Robtex

Up: 213.20.0.0/16
Can't show all results, try to descend to a more specific CIDR
Down left: 213.20.0.0/18
Down right: 213.20.64.0/18
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.20.12.146	PTR	mail.petersberg.steigenberger.de
213.20.17.8	PTR	zmgr1.koln.mediaways.net
213.20.17.56	A	mgr4.koln.mediaways.net
213.20.17.57	A	lom4.koln.mediaways.net
213.20.17.145	PTR	xmws-bonn-de01-vlan-120.nw.mediaways.net
213.20.17.147	PTR	tmgw-bonn-de05-gigaet-0-0.voip.telefonica.de
213.20.17.161	PTR	rmws-achn-de01-ge-1-3-0-2.nw.mediaways.net
213.20.18.203	PTR	tmgw-bonn-de04-gigaet-0-1.voip.telefonica.de
213.20.18.204	PTR	tmgw-bonn-de03-gigaet-0-1.voip.telefonica.de
213.20.18.221	A	tmgw-koln-de02-gigaet-0-1.voip.telefonica.de
213.20.18.228	A	tmgw-achn-de03-gigaet-0-1.voip.telefonica.de
213.20.18.230	A	tmgw-achn-de01-gigaet-0-1.voip.telefonica.de
213.20.18.251	A	tmgw-achn-de04-gigaet-0-0.voip.telefonica.de
213.20.23.3	PTR	xdsl-koln-de05.nw.mediaways.net
213.20.23.6	PTR	rtoy-koln-de02.nw.mediaways.net
213.20.23.11	PTR	rmws-koln-de15.nw.mediaways.net
213.20.23.39	A	rtle-levk-de01.nw.mediaways.net
213.20.23.64	A	tmgx-koln-de109.voip.telefonica.de
213.20.23.95	A	ro2s-levk-de01.nw.mediaways.net
213.20.24.43	A	www.mappenhaus.at
213.20.24.43	A	praesentationsmappen.at
213.20.24.43	A	www.firmenordner.de
213.20.24.136	A	www.lhind.de
213.20.24.178	A+PTR	smtp.s2dt.de
213.20.24.183	A	hellmi-hzr.com
213.20.24.183	A	www.hellmi.eu
213.20.31.7	A	epdg.epc.mnc003.mcc262.pub.3gppnetwork.org
213.20.31.7	A	epdg.epc.mnc007.mcc262.pub.3gppnetwork.org
213.20.31.8	A	epdg.epc.mnc003.mcc262.pub.3gppnetwork.org
213.20.31.8	A	epdg.epc.mnc007.mcc262.pub.3gppnetwork.org
213.20.40.136	A	mailin.cosmosnet.de
213.20.40.137	A	iv-media.de
213.20.40.137	A	*.iv-media.de
213.20.40.176	A	www.patentanwalt-suche.de
213.20.44.3	A	imadeutschland.de
213.20.44.3	A	mail.imadeutschland.eu
213.20.44.3	A	mail.imadeutschland.de
213.20.45.7	A+PTR	mail.pilodata.de
213.20.45.7	A	mail.formgen.de
213.20.45.8	A+PTR	www.pilodata.de
213.20.45.8	A	pinsch.net
213.20.45.179	A	post.hk30.de
213.20.46.130	A	remote.sawag.com
213.20.46.150	A	vpn.sawag.com
213.20.46.156	A	www.gebotsagent.de
213.20.46.158	A	www.volksbieter.de
213.20.48.3	A	mail2.stadtwerke-kierspe.de
213.20.49.72	A	client.waz.de
213.20.49.74	A	intern.nrz.biz
213.20.49.74	A	intern.ikz-online.biz
213.20.49.74	A	intern.waz.de
213.20.50.4	A	jeandaniel.de
213.20.50.4	A	froend.net
213.20.50.4	A	*.nwcource.com
213.20.52.146	A+PTR	xmws-wprt-de01-vlan-2.nw.mediaways.net
213.20.54.6	PTR	smws-essn-de10.nw.mediaways.net
213.20.54.7	PTR	smws-essn-de11.nw.mediaways.net
213.20.55.25	PTR	xdsl-kref-de02.nw.mediaways.net
213.20.55.132	PTR	xdsl-wprt-de02.nw.mediaways.net
213.20.55.133	PTR	xdsl-bhlt-002a.nw.mediaways.net
213.20.55.138	PTR	xdsl-klev-002a.nw.mediaways.net
213.20.55.140	PTR	xdsl-sign-de01.nw.mediaways.net
213.20.56.6	PTR	rdsl-kobz-de01.nw.mediaways.net
213.20.56.36	A	de-dns-1.thecloud.net
213.20.56.142	PTR	rdsl-krlh-de80.nw.mediaways.net
213.20.57.4	A+PTR	rdsl-mnch-de02.nw.mediaways.net
213.20.57.163	PTR	rdsl-lpzg-de02.nw.mediaways.net
213.20.57.193	A+PTR	rdsl-nrbg-de01.nw.mediaways.net
213.20.58.129	A+PTR	rdsl-levk-de01.nw.mediaways.net
213.20.58.196	A+PTR	rdsl-dsdf-de80.nw.mediaways.net
213.20.59.8	A	rdsl-pdbn-de01.nw.mediaways.net
213.20.59.140	A	rdsl-brln-de81.nw.mediaways.net
213.20.59.225	A	rdsl-hnvr-de01.nw.mediaways.net
213.20.59.226	A	rdsl-brsg-de01.nw.mediaways.net
213.20.81.133	A	sqs-keynote.com
213.20.81.133	A	bugtracker-sqs.de
213.20.85.70	A	asv.ag
213.20.85.91	A	rutsch-em.de
213.20.85.205	A	mopo-auto.pl
213.20.85.251	A	wwwautobild.de
213.20.86.140	A	dpwv-hamburg.de
213.20.86.142	A	gutachtenzentrale.de
213.20.87.122	PTR	p3-3.hmb2-lns.mcbone.net
213.20.87.186	A+PTR	gtft-hmbg-de01.mediaways.net
213.20.87.245	A+PTR	mail2.adecco-business-solutions.de
213.20.87.246	A+PTR	mail.adecco-business-solutions.de
213.20.95.6	PTR	rhms-hmbg-de01.nw.mediaways.net
213.20.95.42	A	rvhg-frnk-de99-lo-8.nw.mediaways.net
213.20.95.84	A	ro2s-rstk-de01.nw.mediaways.net
213.20.95.88	A	ro2s-hmbg-de06.nw.mediaways.net
213.20.95.91	A	rhna-hlex-de01.nw.telefonica.de
213.20.95.144	PTR	ro2s-hmbg-de05.nw.mediaways.net
213.20.95.154	A	xdsl-hmbg-025a.nw.mediaways.net
213.20.95.172	A	rtsl-rstk-de02.nw.mediaways.net
213.20.95.176	A	xdsl-flnb-de01.nw.mediaways.net
213.20.95.180	A	xdsl-euti-001a.nw.mediaways.net
213.20.103.22	A	mail.afjjugendhilfe.de
213.20.103.82	A	mail.ifd-bremen.org
213.20.103.82	A	mail.ifd-bremen.de
213.20.108.100	PTR	xmwc-brmn-de01-vlan-2.nw.mediaways.net
213.20.121.4	PTR	ns.anybit-net.de
213.20.121.4	PTR	isar.anybit.de
213.20.121.4	PTR	mail.anybit.de
213.20.121.5	PTR	www.reinke-franzke.de
213.20.126.226	A	rmws-brsg-de02-ge-2-0-0-0.nw.mediaways.net
213.20.127.56	A	epdg.epc.mnc003.mcc262.pub.3gppnetwork.org
213.20.127.56	A	epdg.epc.mnc007.mcc262.pub.3gppnetwork.org