shell:$ nslookup -timeout=2 -retry=1 'instagram.fdtm1-1.fna.fbcdn.net.doni.traw.net'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	instagram.fdtm1-1.fna.fbcdn.net.doni.traw.net
Address: 76.223.54.146
Name:	instagram.fdtm1-1.fna.fbcdn.net.doni.traw.net
Address: 13.248.169.48