Displaying Page Load Metrics on Your Site
I was browsing Tim Kadlec’s website and I noticed he had added page load time metrics in the footer.
Tim Kadlec’s site shows how long the page took to load in the footer.
Stoyan Stefanov also realized and wrote “This page loaded in X seconds”, a blog post describing the code used for this. Stoyan also created a bookmark that shows an alert with the load time of the current page. The data is obtained from
I liked the idea and added a similar snippet that shows the page load time in the footer (you should see it if you scroll to the bottom). If your browser supports the Paint Timing API you will see a couple of extra metrics: First Paint and First Contentful Paint.