shell:$ nslookup -timeout=2 -retry=1 'www.yammer.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
www.yammer.com	canonical name = yammer-migrate.trafficmanager.net.
yammer-migrate.trafficmanager.net	canonical name = bx-0004.bx-msedge.net.
Name:	bx-0004.bx-msedge.net
Address: 150.171.74.13
Name:	bx-0004.bx-msedge.net
Address: 150.171.73.13
Name:	bx-0004.bx-msedge.net
Address: 2603:1061:10:1::13
Name:	bx-0004.bx-msedge.net
Address: 2603:1061:10::13