Test if mod_gzip/mod_deflate is enabled from whatsmyip.org

While working on a project on mod_deflate, I have stumbled across this great link that allows you to test remotely any server if it has enabled compression (mod_gzip/mod_deflate) and also see some statistics on the bandwidth saved on the particular URL tested (this is achieved by making one request without gzip enabled and another one with gzip enabled). I found it very handy while testing various things…

http://www.whatsmyip.org/http_compression/

http://www.ducea.com is gzipped

Original Size: 43 K
Gzipped Size: 10 K
Data Savings: 76.74%