Russian Domain Blocker is a free Chrome add-on developed by Joseph Freemam. It falls under the category of Browsers and the subcategory of Add-ons & Tools.

The main purpose of Russian Domain Blocker is to protect users from accidentally clicking on pages with domains from Russia. This add-on works by providing an alert whenever a user encounters a page that has a Russian domain. This alert serves as a warning, allowing users to exercise caution before proceeding further.

With its straightforward functionality, Russian Domain Blocker offers a simple yet effective solution for those who want to ensure they do not inadvertently access Russian domains. By providing timely alerts, it helps users stay vigilant and avoid potential risks associated with these domains.

In summary, Russian Domain Blocker is a useful Chrome add-on that provides protection against accidentally accessing Russian domains. Its alert system serves as a helpful reminder for users to exercise caution while browsing, making it a valuable tool for those concerned about online security.