Robtex

Up: 50.100.0.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 50.100.0.0/22
Down right: 50.100.4.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
50.100.1.67	A	cidatasolutions.com
50.100.1.67	A	ci-datasolutions.com
50.100.1.68	PTR	plesk.ziggitstyle.com.1.100.50.in-addr.arpa
50.100.1.68	A	ziggitstyle.com
50.100.1.68	A	ns1.ziggitstyle.com
50.100.1.72	A	ns2.stylo.ca
50.100.1.73	A	www.neurodezign.com
50.100.1.73	A	securizone.com
50.100.1.73	A	mail.gxcom.ca
50.100.1.75	PTR	plesk.gximailing.com
50.100.1.80	A	ns2.canaquainternational.ca
50.100.1.80	A	ns2.can-aquaint.com
50.100.1.80	A	ns2.can-aqua.net
50.100.1.231	A	secure.hydroottawa.com
50.100.2.7	A	glb1.bellnhs.ca
50.100.2.118	A	www.iml-portal.com
50.100.2.197	A+PTR	pipsc.ca
50.100.2.197	A	publicscience.ca
50.100.2.197	A	sciencepublique.ca
50.100.2.200	A+PTR	gw8.pipsc.ca
50.100.2.201	PTR	webmail.pipsc.ca
50.100.2.202	A+PTR	smtp1.pipsc.ca
50.100.2.203	A+PTR	smtp2.pipsc.ca
50.100.2.213	A	serviceplusgroup.ca
50.100.2.213	A	www.serviceplusgroup.ca
50.100.2.214	A	groupeserviceplus.ca
50.100.2.214	A	www.groupeserviceplus.ca
50.100.2.240	A+PTR	vcse.pipsc.ca
50.100.3.6	A	mail.monbys.com
50.100.3.6	A	monbys.com
50.100.3.60	A+PTR	smtp02.ca.aimia.com
50.100.3.86	A	3e-event.ca
50.100.3.86	A	3e-evenement.com
50.100.3.86	A	3e-event.com
50.100.3.103	A	portal.bellnhs.ca
50.100.3.120	A	centrebell.ca
50.100.3.123	A	evenko.com
50.100.3.123	A	evenko.ca
50.100.3.123	A	www.evenko.ca
50.100.3.195	PTR	helpdesk.aeroplan.com
50.100.3.200	PTR	cms.aeroplan.com
50.100.3.202	PTR	aeroplan.com
50.100.3.202	A	aeroplan.mobi
50.100.3.202	A	www.aeroplan.net
50.100.3.204	PTR	altitude.aircanada.com
50.100.4.86	A+PTR	smtp2.bimcor.ca
50.100.4.233	A	ns8.bellnhs.ca