Robtex

Up: 167.220.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 167.220.240.0/22
Down right: 167.220.244.0/22

IP	Type	Hostname
167.220.241.4	A	cxn-syd.ras.microsoft.com
167.220.241.6	A	cxn-syd.ras.microsoft.com
167.220.241.56	A	msftvpn.ras.glbdns2.microsoft.com
167.220.241.56	A	sydney.msftvpn.ras.glbdns2.microsoft.com
167.220.241.56	A	dausyd001p52v1.msftvpn.ras.microsoft.com
167.220.241.57	A	msftvpn-alt.ras.glbdns2.microsoft.com
167.220.241.142	A	ns1.sdc-online.net
167.220.244.16	A	dcnbeihonp52v1.msftvpn.ras.microsoft.com
167.220.244.17	A	dcnbeihonp52v1.msftvpn-alt.ras.microsoft.com
167.220.244.19	A	beijing.msftvpn-alt.ras.glbdns2.microsoft.com
167.220.246.12	A	dcnshadinp52v1.msftvpn.ras.microsoft.com
167.220.246.13	A	shanghai.msftvpn-alt.ras.microsoft.com
167.220.246.13	A	dcnshadinp52v1.msftvpn-alt.ras.microsoft.com