I have checked with curl:

curl -I http://static.app1.feeds.lan/uploads/one_feed/1/feed.xml --compressed

HTTP/1.1 200 OK
Server: nginx/1.6.1
Date: Thu, 04 Sep 2014 14:39:54 GMT
Content-Type: text/xml
Connection: keep-alive
Vary: Accept-Encoding


curl -I http://static.app1.feeds.lan/uploads/one_feed/1/feed.xml

HTTP/1.1 200 OK
Server: nginx/1.6.1
Date: Thu, 04 Sep 2014 14:39:59 GMT
Content-Type: text/xml
Connection: keep-alive
Vary: Accept-Encoding