shell:$ nslookup -timeout=2 -retry=1 'xx-fbcdn-shv-02-sof1.fbcdn.net'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	xx-fbcdn-shv-02-sof1.fbcdn.net
Address: 157.240.234.1