shell:$ nslookup -timeout=2 -retry=1 'preview.zoom.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
preview.zoom.com	canonical name = zvco01mstr9a4os.dxp.optimizely.com.
Name:	zvco01mstr9a4os.dxp.optimizely.com
Address: 104.18.38.204
Name:	zvco01mstr9a4os.dxp.optimizely.com
Address: 172.64.149.52
Name:	zvco01mstr9a4os.dxp.optimizely.com
Address: 2a06:98c1:310a::ac40:9534
Name:	zvco01mstr9a4os.dxp.optimizely.com
Address: 2606:4700:4405::6812:26cc