Robtex

Up: 206.47.138.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 206.47.139.0/25
Down right: 206.47.139.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
206.47.139.8	PTR	mail.powerstream.ca
206.47.139.10	A+PTR	mail1.powerstream.ca
206.47.139.10	A	mx1.powerstreamenergy.com
206.47.139.11	A+PTR	mail2.powerstream.ca
206.47.139.11	A	mx2.powerstreamenergy.com
206.47.139.51	A	mx1.bilfingercanada.com
206.47.139.55	A	tor01.inkascom.com
206.47.139.57	A	coinco-office.com
206.47.139.57	A	vwrloyaltyca.com
206.47.139.59	A	ingentum.com
206.47.139.59	A	apibackup.goilobby.com
206.47.139.99	A	mail.maxiforet.com
206.47.139.197	PTR	dns1.businetcomm.com
206.47.139.198	A+PTR	dns2.businetcomm.com
206.47.139.199	A+PTR	dns3.businetcomm.com
206.47.139.200	A+PTR	dns4.businetcomm.com
206.47.139.202	A	iis.businetcomm.com
206.47.139.202	A	*.wtl.ca
206.47.139.202	A	www.wtl.ca
206.47.139.203	A	sp.businetcomm.com
206.47.139.206	A	www.pwbrewing.com
206.47.139.206	A	apache.businetcomm.com
206.47.139.206	A	pureian.com
206.47.139.208	A	mail1.businetcomm.com
206.47.139.208	A	mail.pembertongolf.com
206.47.139.208	A	mserver.misshop.ca
206.47.139.209	A	mail1.businetcomm.com
206.47.139.209	A	mail.pembertongolf.com
206.47.139.209	A	smtp.businetcomm.com
206.47.139.210	A	mail1.businetcomm.com
206.47.139.210	A	mail.pembertongolf.com
206.47.139.210	A	smtp.businetcomm.com
206.47.139.211	A	mail1.businetcomm.com
206.47.139.211	A	mail.pembertongolf.com
206.47.139.211	A	smtp.businetcomm.com
206.47.139.213	A	exchange.mpctech.ca
206.47.139.213	A	exchange.ngcammy.com
206.47.139.215	A	drhensonpoinc.com
206.47.139.215	A	drhensonpo.com
206.47.139.215	A	richmondmusicschool.ca
206.47.139.216	A+PTR	mserver.misshop.ca
206.47.139.216	A	mail1.businetcomm.com
206.47.139.216	A	pop.peterross.ca
206.47.139.221	A	wcn-edge2010.welcomecentre.ca