Herdict is a user-driven platform for identifying web blockages as they happen, including denial of service attacks, censorship, and other filtering. Reporting to Herdict when you can't access the content you want contributes to our aggregated data that helps us monitor the health of the Internet in real time.
Help us test important sites or enter a URL below.
Help our partner organizations by letting them know if you can access the sites they care about.
Explore the instantaneous and historical health of the Internet through our maps, time graphs, raw data, and in-depth sheets.