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

Non-authoritative answer:
Name:	learn.dropbox.com
Address: 3.162.3.22
Name:	learn.dropbox.com
Address: 3.162.3.118
Name:	learn.dropbox.com
Address: 3.162.3.97
Name:	learn.dropbox.com
Address: 3.162.3.103