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

Non-authoritative answer:
www.firsty.app	canonical name = cname.vercel-dns.com.
Name:	cname.vercel-dns.com
Address: 66.33.60.194
Name:	cname.vercel-dns.com
Address: 76.76.21.93