https://tools.keycdn.com/brotli-test
Brotli Test - Verify Brotli Compression Support | KeyCDN Tools
Test if a server supports the Brotli compression. The Brotli algorithm, which is the successor of Gzip, allows better and faster compression results.
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https://httpcompression.com/?ref=httpcats.com
HTTP Compression Check | Test gzip, Brotli, zstd, deflate
Test if a website supports HTTP compression. Check for gzip, Brotli, zstd, and deflate encoding support.
http compression checktestgzipbrotlizstd
https://www.giftofspeed.com/gzip-test/
Gzip/Brotli Compression Test | GiftOfSpeed
Check if Gzip or Brotli compression is working on your website.
brotli compression testgzip