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HTTP/3 QUIC Check

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Check HTTP/3 QUIC support

Overview

Check if a web server supports HTTP/3 with QUIC protocol. Verify Alt-Svc header and UDP-based transport availability.

Key Features

  • HTTP/3 detection
  • QUIC support check
  • Alt-Svc header
  • UDP transport

Use Cases

  • →Modern protocol audit
  • →CDN feature verification
  • →Performance optimization

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