Robtex

Up: 216.171.96.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 216.171.104.0/22
Down right: 216.171.108.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.171.104.6	A	smtp1-guelph.merbridge.com
216.171.104.18	PTR	tpmain.transpluscorp.com
216.171.104.22	A	mail.granitehomes.ca
216.171.104.22	A	mail.ashtonridge.com
216.171.104.26	PTR	srvmail3.concastpipe.com
216.171.104.26	A	con-span-canada.ca
216.171.104.26	A	con-span-canada.com
216.171.104.42	A	mail.ositech.com
216.171.104.46	A+PTR	ag.nacsworld.com
216.171.104.57	A	ge0-107-gw-wdghu.atrianetworks.net
216.171.104.58	A+PTR	wdghu-gw-ge0-107.atrianetworks.net
216.171.104.58	A+PTR	katie.wdghu.org
216.171.104.81	PTR	webmail.nacsworld.com
216.171.104.94	PTR	canadasoutdoorshows-gw-fa0-170.atrianetworks.net
216.171.104.94	A	mail.outdoorfarmshow.com
216.171.104.94	A	mail.gjacommunications.com
216.171.104.98	A	mail.humansys.com
216.171.104.110	A	host10.rkd.ca
216.171.104.114	A	mail.aquatox.ca
216.171.104.118	A	mail.thomasfield.com
216.171.104.118	A	mail.springfieldgolf.ca
216.171.104.122	PTR	unallocated-static.rogers.com
216.171.104.130	A	mail.bioenterprisecapital.net
216.171.104.130	A	mail.bioenterprisecapital.info
216.171.104.130	A	mail.bioenterprisecapital.com
216.171.104.137	A+PTR	gh17.guelphhydro.com
216.171.104.137	A+PTR	gh49.guelphhydro.com
216.171.104.141	A+PTR	www.guelphhydroinc.ca
216.171.104.141	A+PTR	gh21.guelphhydro.com
216.171.104.141	PTR	gh53.guelphhydro.com
216.171.104.154	PTR	mail.sleeman.ca
216.171.104.154	PTR	mail.qc.sleeman.ca
216.171.104.158	A	mcmail.mckellar.com
216.171.104.162	A	tpcorp.transpluscorp.com
216.171.104.162	A	www.transpluscorp.com
216.171.104.162	A	tp-ad-01p.transpluscorp.com
216.171.104.164	PTR	unallocated-static.rogers.com
216.171.104.168	A+PTR	tpmain.transpluscorp.com
216.171.104.194	PTR	eclipseautomation.com
216.171.104.194	A	mx.meikleautomation.com
216.171.104.194	A	eclipsemfg.ca
216.171.104.195	PTR	eclipseex01.eclipseautomation.com
216.171.104.197	PTR	access.eaglesflight.com
216.171.104.209	PTR	ftp.nacsworld.com
216.171.104.225	A+PTR	ge0-145-gw-febc.atrianetworks.net
216.171.104.226	A+PTR	mail.fellowship.ca
216.171.104.226	A	office.fellowship.ca
216.171.104.226	A	febc-gw-ge0-145.atrianetworks.net
216.171.104.235	PTR	mail.danby.com
216.171.104.241	A	ge0-192-gw-geosign.atrianetworks.net
216.171.104.242	A	geosign-gw-ge0-192.atrianetworks.net
216.171.105.19	A	vpn.mandel.ca
216.171.105.21	A+PTR	mail.mansci.com
216.171.105.22	A+PTR	pipetteservice.ca
216.171.105.22	PTR	ftp.man-tech-inc.com
216.171.105.22	PTR	testing.pipetteservice.ca
216.171.105.23	PTR	shop.mandel.ca
216.171.105.25	A	shop.mantech-inc.com
216.171.105.26	A	shop.mansci.com
216.171.105.28	A	mandel.ca
216.171.105.28	A	shop.mandel.ca
216.171.105.46	A	southgate.well.ca
216.171.105.57	A	mail.valcomguelph.com
216.171.105.64	A+PTR	wdghu.org
216.171.105.64	A+PTR	www.wdghu.org
216.171.105.65	A+PTR	mail.wdghu.org
216.171.105.65	PTR	autodiscover.wdgpublichealth.ca
216.171.105.65	PTR	ge0-149-gw-bamproductions.atrianetworks.net
216.171.105.66	PTR	helpdesk.wdghu.org
216.171.105.67	PTR	icd.wdghu.org
216.171.105.73	A	checkbeforeyouchoose.ca
216.171.105.73	A	www.checkbeforeyouchoose.ca
216.171.105.78	A+PTR	www.wdglivewell.ca
216.171.105.78	A+PTR	wdglivewell.ca
216.171.105.82	PTR	mail.maritimebeer.ca
216.171.105.82	A+PTR	mail.uppercanada.ca
216.171.105.82	PTR	mail.unibroue.com
216.171.105.145	A+PTR	ge0-136-gw-pdi.atrianetworks.net
216.171.105.146	A	pdi-gw-ge0-136.atrianetworks.net
216.171.105.155	A	quaticfs1.quatic.com
216.171.105.194	A	portal.pdibulk.com
216.171.105.201	A	srvmail3.concastpipe.com
216.171.105.212	A	wdgpublichealth.ca
216.171.105.212	A	www.wdgpublichealth.ca
216.171.105.222	A	boardofhealth.wdgpublichealth.ca
216.171.106.7	A	bob.ositech.com
216.171.106.106	A	svpn.eaglesflight.com
216.171.106.130	A	www.guelphhydro.com
216.171.106.131	A	gh19.guelphhydro.com
216.171.106.131	A	gh51.guelphhydro.com
216.171.106.132	A	gh52.guelphhydro.com
216.171.106.138	A+PTR	mail.guelphhydro.com
216.171.106.138	A	guelphhydro.com
216.171.106.140	A	envida-ce.com
216.171.106.140	A	*.guelphhydro.ca
216.171.106.169	A	dev-staging-ump.inboxmarketer.com
216.171.106.186	A+PTR	mail.doctorgreen.com
216.171.106.186	A	vpn.doctorgreen.com
216.171.106.189	A	mail.doctorgreen.com
216.171.106.189	A	remote.doctorgreen.com
216.171.106.199	PTR	smtp.rdmcorp.com
216.171.111.34	A	mail.prominent.ca
216.171.111.36	A	prominent.tips
216.171.111.97	A+PTR	chost1.homehardware.ca
216.171.111.98	A+PTR	chost2.homehardware.ca
216.171.111.98	A	kace1.homehardware.ca
216.171.111.99	A	dft.homehardware.ca
216.171.111.104	A	chost8.homehardware.ca
216.171.111.105	A+PTR	chost9.homehardware.ca
216.171.111.105	A	www.homeextra.ca
216.171.111.105	A	server1.homextra.ca
216.171.111.113	PTR	chost17.homehardware.ca
216.171.111.113	A	support.homehardware.ca
216.171.111.114	A	mail3.homehardware.ca
216.171.111.226	A	mail.humansys.com