Website tool

Website Gzip Checker

Inspect response headers to see whether a site uses gzip, brotli, deflate or another compression encoding.

Interactive tool

Use Gzip Checker

Usage instructions

How to use this tool

  1. Enter a website URL.
  2. Run the check.
  3. See the reported encoding and relevant headers.

About this tool

Why people use Website Gzip Checker

Compression checks are useful during performance reviews and deployment audits.