shell:$ nslookup -timeout=2 -retry=1 'forms.office.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
forms.office.com	canonical name = officeforms.afdcafe.tm.svc.cloud.microsoft.
officeforms.afdcafe.tm.svc.cloud.microsoft	canonical name = forms-cloud-microsoft.bx-0004.bx-msedge.net.
forms-cloud-microsoft.bx-0004.bx-msedge.net	canonical name = bx-0004.bx-msedge.net.
Name:	bx-0004.bx-msedge.net
Address: 150.171.73.13
Name:	bx-0004.bx-msedge.net
Address: 150.171.74.13
Name:	bx-0004.bx-msedge.net
Address: 2603:1061:10::13
Name:	bx-0004.bx-msedge.net
Address: 2603:1061:10:1::13