shell:$ nslookup -timeout=2 -retry=1 'm365.cloud.microsoft'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
m365.cloud.microsoft	canonical name = home-portal.office.com.
home-portal.office.com	canonical name = home-office365-com.b-0004.b-msedge.net.
home-office365-com.b-0004.b-msedge.net	canonical name = b-0004.b-msedge.net.
Name:	b-0004.b-msedge.net
Address: 13.107.6.156
Name:	b-0004.b-msedge.net
Address: 2620:1ec:a92::156