Robtex

Up: 64.141.32.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 64.141.32.0/23
Down right: 64.141.34.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.141.32.18	PTR	h64-141-32-18.bigpipeinc.com
64.141.32.28	PTR	h64-141-32-28.bigpipeinc.com
64.141.32.32	PTR	h64-141-32-32.bigpipeinc.com
64.141.32.32	A	support.canaca.com
64.141.32.43	PTR	h64-141-32-43.bigpipeinc.com
64.141.32.48	PTR	h64-141-32-48.bigpipeinc.com
64.141.32.67	PTR	h64-141-32-67.bigpipeinc.com
64.141.32.101	PTR	h64-141-32-101.bigpipeinc.com
64.141.32.101	A	ns1.pershia.net
64.141.32.120	PTR	h64-141-32-120.bigpipeinc.com
64.141.32.126	PTR	h64-141-32-126.bigpipeinc.com
64.141.32.131	PTR	h64-141-32-131.bigpipeinc.com
64.141.32.131	A	www.perimeter.ca
64.141.32.131	A	perimeter.ca
64.141.32.134	PTR	h64-141-32-134.bigpipeinc.com
64.141.32.134	A	citrix.perimeter.ca
64.141.32.142	PTR	h64-141-32-142.bigpipeinc.com
64.141.32.142	A	gateway.perimeter.ca
64.141.32.148	PTR	h64-141-32-148.bigpipeinc.com
64.141.32.148	A	healthsourceplus.com
64.141.32.148	A	sourcesanteplus.com
64.141.32.149	PTR	h64-141-32-149.bigpipeinc.com
64.141.32.149	A	flexperts.com
64.141.32.149	A	www.investmentguild.com
64.141.32.150	PTR	mail.peoplefirsthr.com
64.141.32.153	A	siriusbenefitplans.com
64.141.32.178	A+PTR	steinbachcu.scu.mb.ca
64.141.32.182	PTR	h64-141-32-182.bigpipeinc.com
64.141.32.198	PTR	h64-141-32-198.bigpipeinc.com
64.141.32.201	PTR	h64-141-32-201.bigpipeinc.com
64.141.32.211	PTR	h64-141-32-211.bigpipeinc.com
64.141.32.248	PTR	h64-141-32-248.bigpipeinc.com
64.141.33.42	PTR	h64-141-33-42.bigpipeinc.com
64.141.33.42	A	www.naylorimages.com
64.141.33.42	A	naylorimages.com
64.141.33.73	A	naylorcrm.com
64.141.33.104	PTR	news14.naylorconnect.com
64.141.33.107	PTR	h64-141-33-107.bigpipeinc.com
64.141.33.134	A	m2.cantalk.com
64.141.33.158	A	mail2.duracostormtite.com
64.141.33.170	PTR	rx0nr-brewers-ans-backup.wp.bigpipeinc.com
64.141.33.170	A	mail.impactsecuritygroup.net
64.141.33.170	A	autodiscover.impactsecuritygroup.ca
64.141.33.214	PTR	mail.rangerinsurance.ca
64.141.33.214	A	wattinsurance.com
64.141.33.214	A	mail.wattinsurance.com
64.141.33.226	PTR	h64-141-33-226.bigpipeinc.com
64.141.33.226	A+PTR	ats.testweb.payworks.ca
64.141.33.226	A+PTR	testweb.payworks.ca
64.141.33.230	A+PTR	mail.dbi-tech.com
64.141.33.242	PTR	h64-141-33-242.bigpipeinc.com
64.141.33.242	A	shaw.graininsurance.com
64.141.33.242	A	mail1.wynward.com
64.141.33.248	PTR	h64-141-33-248.bigpipeinc.com
64.141.33.252	PTR	vicwest.com
64.141.33.252	A	mail.westeel.com
64.141.33.252	A	mail.victrust.com
64.141.34.2	PTR	h64-141-34-2.pmcnet.ca
64.141.34.20	PTR	h64-141-34-20.pmcnet.ca
64.141.34.25	PTR	h64-141-34-25.pmcnet.ca
64.141.34.27	PTR	h64-141-34-27.pmcnet.ca
64.141.34.28	PTR	h64-141-34-28.pmcnet.ca
64.141.34.31	PTR	h64-141-34-31.pmcnet.ca
64.141.34.36	PTR	h64-141-34-36.pmcnet.ca
64.141.34.41	PTR	h64-141-34-41.pmcnet.ca
64.141.34.43	PTR	h64-141-34-43.pmcnet.ca
64.141.34.46	PTR	h64-141-34-46.pmcnet.ca
64.141.34.48	PTR	h64-141-34-48.pmcnet.ca
64.141.34.50	PTR	h64-141-34-50.pmcnet.ca
64.141.34.59	PTR	h64-141-34-59.pmcnet.ca
64.141.34.65	PTR	h64-141-34-65.pmcnet.ca
64.141.34.70	PTR	h64-141-34-70.pmcnet.ca
64.141.34.74	PTR	h64-141-34-74.pmcnet.ca
64.141.34.75	PTR	h64-141-34-75.pmcnet.ca
64.141.34.82	PTR	h64-141-34-82.pmcnet.ca
64.141.34.85	PTR	h64-141-34-85.pmcnet.ca
64.141.34.86	PTR	h64-141-34-86.pmcnet.ca
64.141.34.87	PTR	h64-141-34-87.pmcnet.ca
64.141.34.93	PTR	h64-141-34-93.pmcnet.ca
64.141.34.97	PTR	h64-141-34-97.pmcnet.ca
64.141.34.99	PTR	h64-141-34-99.pmcnet.ca
64.141.34.101	PTR	h64-141-34-101.pmcnet.ca
64.141.34.105	PTR	h64-141-34-105.pmcnet.ca
64.141.34.107	PTR	h64-141-34-107.pmcnet.ca
64.141.34.112	PTR	h64-141-34-112.pmcnet.ca
64.141.34.114	PTR	h64-141-34-114.pmcnet.ca
64.141.34.117	PTR	h64-141-34-117.pmcnet.ca
64.141.34.131	PTR	h64-141-34-131.pmcnet.ca
64.141.34.135	A	inetworks.ca
64.141.34.136	PTR	h64-141-34-136.pmcnet.ca
64.141.34.139	PTR	h64-141-34-139.pmcnet.ca
64.141.34.141	PTR	h64-141-34-141.pmcnet.ca
64.141.34.143	PTR	h64-141-34-143.pmcnet.ca
64.141.34.147	PTR	h64-141-34-147.pmcnet.ca
64.141.34.148	PTR	h64-141-34-148.pmcnet.ca
64.141.34.149	PTR	h64-141-34-149.pmcnet.ca
64.141.34.150	PTR	h64-141-34-150.pmcnet.ca
64.141.34.153	PTR	h64-141-34-153.pmcnet.ca
64.141.34.155	PTR	h64-141-34-155.pmcnet.ca
64.141.34.171	PTR	h64-141-34-171.pmcnet.ca
64.141.34.178	PTR	h64-141-34-178.pmcnet.ca
64.141.34.182	PTR	h64-141-34-182.pmcnet.ca
64.141.34.188	PTR	h64-141-34-188.pmcnet.ca
64.141.34.195	PTR	h64-141-34-195.pmcnet.ca
64.141.34.196	PTR	h64-141-34-196.pmcnet.ca
64.141.34.198	PTR	h64-141-34-198.pmcnet.ca
64.141.34.201	PTR	h64-141-34-201.pmcnet.ca
64.141.34.202	PTR	h64-141-34-202.pmcnet.ca
64.141.34.204	PTR	h64-141-34-204.pmcnet.ca
64.141.34.206	PTR	h64-141-34-206.pmcnet.ca
64.141.34.210	PTR	h64-141-34-210.pmcnet.ca
64.141.34.211	PTR	h64-141-34-211.pmcnet.ca
64.141.34.215	PTR	h64-141-34-215.pmcnet.ca
64.141.34.220	PTR	h64-141-34-220.pmcnet.ca
64.141.34.230	PTR	h64-141-34-230.pmcnet.ca
64.141.34.239	PTR	h64-141-34-239.pmcnet.ca
64.141.34.242	PTR	h64-141-34-242.pmcnet.ca
64.141.34.247	PTR	h64-141-34-247.pmcnet.ca
64.141.34.255	PTR	h64-141-34-255.pmcnet.ca
64.141.35.7	PTR	h64-141-35-7.vispnet.ca
64.141.35.7	A	mail.sperlingind.com
64.141.35.7	A	mail2.sperlingind.com
64.141.35.8	A	remote.agassizseedfarm.com
64.141.35.141	PTR	h64-141-35-141.vispnet.ca
64.141.35.195	PTR	h64-141-35-195.pmcnet.ca