Robtex

Up: 217.13.203.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 217.13.203.0/26
Down right: 217.13.203.64/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
217.13.203.1	PTR	ns1.speedbone.de
217.13.203.12	PTR	ssl-transfer.com
217.13.203.12	A	mx1.wma-player.com
217.13.203.12	A	mx1.ssl-transfer.com
217.13.203.14	PTR	auto-search.net
217.13.203.15	PTR	regaflex.de
217.13.203.15	A	mx1.regalplaner.eu
217.13.203.15	A	regalplaner.eu
217.13.203.17	PTR	profiwin.de
217.13.203.21	PTR	t-graesser.de
217.13.203.21	A	literaturportal.net
217.13.203.21	A	*.literaturportal.net
217.13.203.24	PTR	t-ex.com
217.13.203.25	PTR	cashboxx.de
217.13.203.25	A	mx1.shopedia.de
217.13.203.25	A	www.cashboxx.de
217.13.203.30	PTR	supergewinne.de
217.13.203.33	A	schmuckberater.com
217.13.203.33	A	unerlaubtes.de
217.13.203.33	A	www.schmuckberater.com
217.13.203.34	A	linkxx.de
217.13.203.35	PTR	lunanet.de
217.13.203.35	A	lowbudgetaffiliate.de
217.13.203.35	A	www.low-budget-affiliate.de
217.13.203.36	A	www.affiliateblog.de
217.13.203.36	A	affiliateblog.de
217.13.203.37	A	job-freiheit.de
217.13.203.41	PTR	scheve.de
217.13.203.46	PTR	mx1.globalview.de
217.13.203.50	PTR	bodenhaltung.gelitten.com
217.13.203.50	A	mail.white-dog-special.de
217.13.203.50	A	proll.eu
217.13.203.71	A	ritter-spiele.net
217.13.203.83	PTR	ns.online-now.de
217.13.203.83	A	teens.fm
217.13.203.84	PTR	www.gazprom-germania.de
217.13.203.111	A	mail.kanzlerquiz.de
217.13.203.111	A	klatschquiz.de
217.13.203.111	A	mail.klatschquiz.de
217.13.203.113	PTR	x.comodin.com
217.13.203.116	A	db.comodin.com
217.13.203.117	PTR	xv1.comodin.com
217.13.203.117	A	bio-regenerat.com
217.13.203.117	A	betonschnitt.com
217.13.203.118	PTR	mail.comodin.com