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URL Blocking

To measure the performance impact of a particular resource (CSS/Image/JavaScript) on a Web Page, ⚡️ SpeedVitals has the URL Blocking Feature.

This feature can be accessed from the ⚙️ More Options Button.

In Block URLs Text Field, you need to enter one URL per line. This field also accepts wildcard.

Here are some examples:

Block Google Analytics
Block All resources from JSDelivr CDN*
Block All Images from a WordPress Site*
Block All Resources from all Subdomains of
Block all PNG Images
Block all CSS Files

Make sure you only enter One URL Per Line. Press the Enter/Return Key to go to the next line. You can enter a maximum of 10 URLs in this field.

Here's an example of how the text field should look like if multiple URLs are blocked:

Block Google Analytics & Facebook Pixel