shell:$ nslookup -timeout=2 -retry=1 'instagram.fsub4-1.fna.fbcdn.net'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	instagram.fsub4-1.fna.fbcdn.net
Address: 114.125.99.226
Name:	instagram.fsub4-1.fna.fbcdn.net
Address: 2404:c0:3400:7:face:b00c:3333:a3f