Robtex

Up: 213.232.64.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 213.232.64.0/23
Down right: 213.232.66.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.232.64.2	PTR	rs2.lon1.arbinet.net
213.232.64.2	A	gws.ms
213.232.64.2	A	fgs-aachen.de
213.232.64.3	PTR	webfrontend-ip-2.gws.eu
213.232.64.7	PTR	web-static.gws.eu
213.232.64.7	A	wirliebenveggie.com
213.232.64.7	A	rwg-hestrup.de
213.232.64.9	A	gws.eu
213.232.64.31	A+PTR	mx1-kunden.gws.eu
213.232.64.60	PTR	www.raiffeisen.com
213.232.64.60	A	www.land24.de
213.232.64.60	A	landtrends.de
213.232.64.63	PTR	de.tec24.com
213.232.64.63	A	ab-auction.com
213.232.64.226	PTR	mx-ext.gws.eu