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

  1. Enter a website URL to check HTTP/2 protocol support
  2. The system will connect and determine supported protocol versions
  3. Find out if the server supports HTTP/2 and which protocols are available via ALPN
Also try
Response time
Security Headers
Compression check
Website Status