shell:$ nslookup -timeout=2 -retry=1 'app.zoom.us'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	app.zoom.us
Address: 170.114.52.2
Name:	app.zoom.us
Address: 2407:30c0:182::aa72:3402