How to block a URL in Chrome, Firefox & Safari

To block URLs in browser, you can use Requestly’s Cancel rule.

Use Cases:

• Blocking Websites: You can use Cancel Rule to avoid distraction by blocking websites e.g. youtube, twitter, facebook.
• Testing error scenarios: Test your app when certain resource is not loaded. You can use Cancel rule to block a certain request which is not mandatory in your app and test how your app behaves without that specific resource.

Use Requestly browser extension to block URL

To block a URL create a Cancel rule in Requestly:

1. Install Requestly’s browser extension.
2. Click Create your first rule and go to Cancel Request and click Create Rule.
3. Enter the URL condition to block.

1. Source Condition: Source condition is where you set criteria for the rules. You can use  URL ,  Host  or  Path  with  Regex ,  Contains ,  Wildcard  or  Equals  to match the source request. Learn more about source conditions here.
2. Source Filters : You can define better targeting conditions and restrict rules to be applied on specific webpages (or domains), request types, request methods, or request payload. Learn more about source filters here.