What is a website render blocking resource?
An explanation of blocking resources on websites.
There are a few reasons your site might be loading slowly. The following is a basic checklist to go through to help diagnose the issue.
If the page in question isn't being cached you can run a request directly against your origin server with timing
curl --trace-time -svo /dev/null https://www.yourdomain.com --connect-to ::{your origin ip}
Check that there isn't a blocking external resource holding up your page rendering. You can do this by opening developer tools in your browser of choice and loading a page on your website. Click on the network tab and you will see timing information for the resources of your site along with
Try loading the page from somewhere else to see if its just a local network problem. Try your phone or use webpagetest to load your site from a geographic site near you. You can then inspect the HAR for detailed timings.
If you still can't diagnose then please contact us and we'll be happy to help.
An explanation of blocking resources on websites.
An explanation of the types of bots on the internet that visit websites and APIs.
An overview of the different types of browser hints and how they help with website performance
An overview of the cache control header sent by websites.
An introduction to cache tags/surrogate keys and how they're used by caching proxies.
An introduction to CDNs (Content Delivery Network)
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