Robtex

Up: 70.37.128.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 70.37.144.0/21
Down right: 70.37.152.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
70.37.148.22	A	dc-tmtest-gtmv1.trafficmanager.net
70.37.148.22	A	dc-tmtest-gtmv1-syd-datacenter.trafficmanager.net
70.37.150.7	A	outbound.officeapps.live.com
70.37.150.8	A	outbound.officeapps.live.com
70.37.150.9	A	outbound.officeapps.live.com
70.37.150.10	A	outbound.officeapps.live.com
70.37.150.27	A+PTR	outbound.officeapps.live.com
70.37.150.28	A+PTR	outbound.officeapps.live.com
70.37.150.29	A+PTR	outbound.officeapps.live.com
70.37.150.30	A	outbound.officeapps.live.com
70.37.151.80	A	haco.com.br
70.37.151.80	A	luisi.com.br
70.37.151.80	A	mediacaovirtual.com.br
70.37.151.152	PTR	gru-ip.outlook.com
70.37.154.154	A	cys01napad01.na.phonefactor.net
70.37.154.155	A	cys01napad02.na.phonefactor.net
70.37.154.156	A	cys01napad03.na.phonefactor.net
70.37.154.157	A	cys01napad04.na.phonefactor.net
70.37.154.160	A	cys01napad07.na.phonefactor.net
70.37.154.161	A	cys01napad08.na.phonefactor.net
70.37.154.162	A	cys01napad09.na.phonefactor.net
70.37.154.163	A	cys01napad10.na.phonefactor.net
70.37.154.192	A	cys01eupad07.eu.phonefactor.net
70.37.154.193	A	cys01eupad08.eu.phonefactor.net
70.37.154.194	A	cys01eupad09.eu.phonefactor.net
70.37.154.195	A	cys01eupad10.eu.phonefactor.net
70.37.154.212	A	pfsmsproxy.phonefactor.net.trafficmanager.net
70.37.154.212	A	pfsmsproxy.phonefactor.net.akadns.net
70.37.154.212	A	pfsmsproxy.phonefactor.net
70.37.154.213	A	pad.phonefactor.net.akadns.net
70.37.154.224	A	cys01pfpad07.phonefactor.net
70.37.154.225	A	cys01pfpad08.phonefactor.net
70.37.154.226	A	cys01pfpad09.phonefactor.net
70.37.154.227	A	cys01pfpad10.phonefactor.net
70.37.159.133	A	cds2.syd9.msecn.net
70.37.159.135	A	cds4.syd9.msecn.net
70.37.159.155	A	cds36.syd9.msecn.net
70.37.159.161	A	cds54.syd9.msecn.net
70.37.159.163	A	cdn1.zonenxt.msn-ppe.com
70.37.159.194	A	cds13.syd9.msecn.net
70.37.159.200	A	cds19.syd9.msecn.net
70.37.159.204	A	cds23.syd9.msecn.net
70.37.159.221	A	cdn1.zonenxt.msn-ppe.com
70.37.159.222	A	cds66.syd9.msecn.net
70.37.159.223	A	cds67.syd9.msecn.net
70.37.159.224	A	cds68.syd9.msecn.net