HTTP/2 Check
Check if the website supports HTTP/2 protocol.
HTTP/2 Check
Check if a website supports HTTP/2. HTTP/2 significantly speeds up loading through multiplexing, header compression and server push.
HTTP protocol detection
HTTP/2 and HTTP/3 support
ALPN negotiation
How to Use
- Enter a website URL to check HTTP/2 protocol support
- The system will connect and determine supported protocol versions
- Find out if the server supports HTTP/2 and which protocols are available via ALPN