Sometimes you can’t be sure if you are looking at your current web page, or a cached version of your web page.
To be sure that you aren’t viewing a cached version of your website you should try to clear your browser cache.
These instructions from Google show you how you can clear your browser cache and cookies on most modern browsers including Google Chrome, Firefox, and Internet Explorer.
If you are using Safari or a different browser you can try this link to WikiHow.
You can also use a proxy service like Proxify to see what your non-cached website looks like.