Robtex

Up: 217.63.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 217.63.32.0/20
Down right: 217.63.48.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
217.63.34.183	PTR	217-63-34-183.cable.dynamic.v4.ziggo.nl
217.63.34.183	A	d93f22b7.cm-20.dynamic.ziggo.nl
217.63.34.191	A+PTR	217-63-34-191.cable.dynamic.v4.ziggo.nl
217.63.35.2	PTR	d93f2302.static.ziggozakelijk.nl
217.63.37.100	A+PTR	d93f2564.cm-20.dynamic.ziggo.nl
217.63.37.100	A	journeyofanengineer.com
217.63.38.0	PTR	217-63-38-0.cable.dynamic.v4.ziggo.nl
217.63.38.0	A	d93f2600.cm-20.dynamic.ziggo.nl
217.63.38.71	PTR	217-63-38-71.cable.dynamic.v4.ziggo.nl
217.63.38.71	A	d93f2647.cm-20.dynamic.ziggo.nl
217.63.38.98	A+PTR	d93f2662.cm-20.dynamic.ziggo.nl
217.63.38.98	A	jorismullenders.com
217.63.39.10	PTR	217-63-39-10.cable.dynamic.v4.ziggo.nl
217.63.39.10	A	d93f270a.cm-20.dynamic.ziggo.nl
217.63.39.10	A	rtphys.net
217.63.40.2	PTR	217-63-40-2.cable.dynamic.v4.ziggo.nl
217.63.40.2	A	d93f2802.cm-20.dynamic.ziggo.nl
217.63.41.140	A+PTR	d93f298c.cm-20.dynamic.ziggo.nl
217.63.43.169	PTR	217-63-43-169.cable.dynamic.v4.ziggo.nl
217.63.43.169	A	d93f2ba9.cm-20.dynamic.ziggo.nl
217.63.43.169	A	mail.michelhol.nl
217.63.45.85	A+PTR	d93f2d55.cm-20.dynamic.ziggo.nl
217.63.45.163	A+PTR	d93f2da3.cm-20.dynamic.ziggo.nl
217.63.48.157	PTR	217-63-48-157.cable.dynamic.v4.ziggo.nl
217.63.48.157	A	mail.kruyt.biz
217.63.48.157	A	www.kruyt.biz
217.63.49.244	A+PTR	d93f31f4.cm-20.dynamic.ziggo.nl
217.63.49.244	A	thijsgrotenhuis.nl
217.63.51.131	A+PTR	d93f3383.cm-20.dynamic.ziggo.nl
217.63.53.121	A+PTR	217-63-53-121.cable.dynamic.v4.ziggo.nl
217.63.53.121	A	touwslager.com
217.63.56.246	PTR	217-63-56-246.cable.dynamic.v4.ziggo.nl
217.63.56.246	A	d93f38f6.cm-20.dynamic.ziggo.nl
217.63.56.246	A	webmtrove.ddns.net
217.63.57.31	A+PTR	d93f391f.cm-20.dynamic.ziggo.nl
217.63.57.31	A	triplelsquad.com
217.63.59.133	A+PTR	d93f3b85.cm-20.dynamic.ziggo.nl
217.63.59.133	A	groenendijk-online.nl
217.63.59.133	A	itereight.com
217.63.60.140	PTR	217-63-60-140.cable.dynamic.v4.ziggo.nl
217.63.60.140	A	btp34.nl
217.63.60.140	A	wjglerum.nl
217.63.60.231	PTR	217-63-60-231.cable.dynamic.v4.ziggo.nl
217.63.60.231	A	d93f3ce7.cm-20.dynamic.ziggo.nl
217.63.61.241	A+PTR	d93f3df1.cm-20.dynamic.ziggo.nl
217.63.61.241	A	codebeat.nl
217.63.61.241	A	www.codebeat.nl
217.63.63.1	A+PTR	d93f3f01.cm-20.dynamic.ziggo.nl
217.63.63.1	A	tty.dumontweb.com
217.63.63.182	A+PTR	d93f3fb6.cm-20.dynamic.ziggo.nl