HTTP/2 Check | Test If HTTP/2 Is Enabled

Enter a URL above to check which HTTP protocol version it supports.

HTTP/2 HTTP/1.1

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Free HTTP/2 Protocol Test

Check if any website supports HTTP/2, the major revision of HTTP that improves page load speed through multiplexing, header compression, and server push. HTTP/2 reduces latency by allowing multiple requests over a single TCP connection.

Simply enter a URL to instantly verify HTTP/2 support and view the full response headers. Essential for developers, SEO professionals, and site owners optimizing web performance.

Frequently Asked Questions

What is HTTP/2?: HTTP/2 is a major protocol upgrade that enables faster web pages through multiplexed streams, header compression (HPACK), and binary framing. It was standardized in 2015.
Why should my site use HTTP/2?: HTTP/2 significantly improves load times by eliminating head-of-line blocking and reducing round trips. Most modern browsers and servers support it, and it requires HTTPS.
How do I enable HTTP/2?: Enable HTTPS on your server, then configure your web server (Nginx, Apache, Cloudflare, etc.) to support HTTP/2. Most CDNs and hosting providers enable it by default.

Disclaimer

This website is developed by technical SEO consultant and ex-Google engineer Fili.

Bugs will happen and despite best efforts to maintain the code base and data quality, no guarantees can and/or will be given. Data may be incomplete, lost and/or errors may occur. This is a personal website and for-fun project. Use at your own risk.