www.gidnetwork.com/tools/gzip-test.php

Introducing GIDZipTest™, a simple web page compression / gzip test tool. This version of the tool is able to identify web pages with deflate encoded content as well. Online tool to test your (deflate / gzip) comp ...

www.digitalcoding.com/tools/test-gzip-deflate-compression.ht...

This online Test GZip Deflate Compression tool checks your server to see if it is sending out compressed data. It will work with any form of compression: mod_gzip, mod_deflate, or gzip compression through any server-side language, like PHP, ASP, ASP.NE ...

varvy.com

The main tool on this site is a website scanner that checks to see if your website follows Google's Webmaster Guidelines. Varvy.com also offers information about the Google webmaster guidelines, SEO, Page Speed Optimization, Web Performance and Mobile ...