shell:$ nslookup -timeout=2 -retry=1 'staging.twitterfeed.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	staging.twitterfeed.com
Address: 44.241.15.201
Name:	staging.twitterfeed.com
Address: 52.38.241.141
Name:	staging.twitterfeed.com
Address: 16.144.113.55