I don't understand what would be the actions of the Apache with this particular config : - Pragma/Cache-Control has the identical position so you give them two differents configs. It can be Strange. - no-retail outlet imply the ressource really should not be cached. So how can it be revalidated https://optimusbookmarks.com/story20931172/little-known-facts-about-%E4%BB%AE%E6%83%B3%E9%80%9A%E8%B2%A8-%E3%82%AB%E3%82%B8%E3%83%8E-%E3%82%B3%E3%82%A4%E3%83%B3