shell:$ nslookup -timeout=2 -retry=1 'source-cf.zoom.us'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	source-cf.zoom.us
Address: 170.114.45.0
Name:	source-cf.zoom.us
Address: 170.114.46.0