Robtex

Up: 72.138.0.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 72.138.64.0/19
Down right: 72.138.96.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.138.67.11	A+PTR	agmail.allgold.ca
72.138.67.11	A	mail.allgold.ca
72.138.68.145	A	p2ka.com
72.138.69.3	A	mail.nhpp.ca
72.138.69.162	PTR	cpe0018f8675502-cm00194792e7ce.cpe.net.cable.rogers.com
72.138.69.162	A	trilliummetal.com
72.138.72.67	PTR	unallocated-static.rogers.com
72.138.72.67	A	windfallbooks.ca
72.138.72.67	A	lookoutbook.com
72.138.79.61	PTR	cpe7cb21b15c735-cm7cb21b15c732.cpe.net.cable.rogers.com
72.138.80.140	PTR	unallocated-static.rogers.com
72.138.80.229	PTR	unallocated-static.rogers.com
72.138.80.229	A	abeerweb.com
72.138.81.98	PTR	cpe5c969db0ed2f-cm00122570649e.cpe.net.cable.rogers.com
72.138.82.39	PTR	unallocated-static.rogers.com
72.138.82.187	PTR	unallocated-static.rogers.com
72.138.82.187	A	goatgenetics.ca
72.138.83.15	PTR	cpe7cb21bc7b9c2-cm7cb21bc7b9bf.cpe.net.cable.rogers.com
72.138.83.231	PTR	cpe687f741b13bf-cm185933fea9c1.cpe.net.cable.rogers.com
72.138.83.231	A	joeverhaeghe.com
72.138.83.242	PTR	cpe602ad079327f-cm602ad079327c.cpe.net.cable.rogers.com
72.138.88.97	PTR	unallocated-static.rogers.com
72.138.88.99	PTR	unallocated-static.rogers.com
72.138.88.107	PTR	unallocated-static.rogers.com
72.138.89.136	PTR	cpe602ad0889616-cm602ad0889613.cpe.net.cable.rogers.com
72.138.89.136	A	www.allenvanguard.com
72.138.90.229	A	www.conferenceboard.ca
72.138.92.98	A	mx.amnesty.ca
72.138.92.188	PTR	unallocated-static.rogers.com
72.138.92.188	A	nucgaming.com
72.138.92.188	A	forums.nucgaming.com
72.138.97.230	A+PTR	mail4.bgrs.ca
72.138.97.231	A+PTR	mail6.bgrs.ca
72.138.98.3	PTR	unallocated-static.rogers.com
72.138.98.3	A	banfieldagency.ca
72.138.98.70	PTR	unallocated-static.rogers.com
72.138.99.185	PTR	unallocated-static.rogers.com
72.138.99.185	A	kidisttadesse.com
72.138.99.228	PTR	unallocated-static.rogers.com
72.138.100.162	PTR	unallocated-static.rogers.com
72.138.100.165	PTR	unallocated-static.rogers.com
72.138.100.165	A	www.tenspo.ca
72.138.100.165	A	tenspo.ca
72.138.102.134	PTR	unallocated-static.rogers.com
72.138.102.134	A	tenaquip.com
72.138.102.134	A	tooldaze.com
72.138.102.137	PTR	unallocated-static.rogers.com
72.138.102.137	A	weld-mate.com
72.138.102.156	PTR	unallocated-static.rogers.com
72.138.102.156	A	biosexactement.com
72.138.102.161	PTR	mailmkii.tenaquip.com
72.138.102.210	PTR	mail1.ccochousing.org
72.138.102.210	A	mail.cahdco.org
72.138.103.98	PTR	unallocated-static.rogers.com
72.138.103.100	PTR	unallocated-static.rogers.com
72.138.103.100	A	aeroplan.aircanadavacations.com
72.138.103.100	A	vacations.aircanada.com
72.138.103.104	PTR	unallocated-static.rogers.com
72.138.103.116	PTR	unallocated-static.rogers.com
72.138.103.116	A	myhotels.aircanada.com
72.138.104.107	A	crgdemo.com
72.138.104.194	A+PTR	vpn.formedic.com
72.138.104.196	PTR	unallocated-static.rogers.com
72.138.104.196	A	www.ptm-health.com
72.138.104.196	A	easylinkhealth.com
72.138.104.197	PTR	unallocated-static.rogers.com
72.138.104.201	PTR	unallocated-static.rogers.com
72.138.105.245	PTR	unallocated-static.rogers.com
72.138.105.245	A	askaime.com
72.138.106.34	PTR	unallocated-static.rogers.com
72.138.107.140	A	spectrapremium.com
72.138.107.140	A	www.spectrapremium.com
72.138.107.210	A	supportaccess.sophos.com
72.138.109.62	A	webmail.rsw.ca
72.138.111.35	PTR	unallocated-static.rogers.com
72.138.111.35	A	thaleselab.com