Free Proxy detector API for developers

In plain words

proxycheck.io is a proxy detection API designed for developers running internet businesses, game servers, or blogs. It identifies proxy usage to help mitigate associated risks. The service offers both a free plan with full features and premium paid options, allowing users to test the API with or without authentication through a web interface or direct API calls.

written from the facts on this page · September 2026

From the sources

Whether you're running an internet based business, game server or blog our detection can help you mitigate the negative effects of proxy use. View all our features available to free and paid customers. You can try our API with or without an API key below or within your web browser on our web interface and lookup pages. https://proxycheck.io/v3/ 5.223.60.184 5.223.60.184 8.8.8.8 165.225.206.92from proxycheck.io

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