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

Non-authoritative answer:
Name:	duolingo.com
Address: 98.87.185.242
Name:	duolingo.com
Address: 100.51.48.231
Name:	duolingo.com
Address: 100.28.166.184
Name:	duolingo.com
Address: 3.229.54.69