gzip is enabled, but other service sites saying it's not

gzip is enabled using hummingbird, and HB says it’s enabled. But other sites saying it’s not enabled. Like:

https://developers.google.com/speed/pagespeed/insights/?url=www.j****mation.co.uk&tab=desktop

https://gtmetrix.com/reports***mation.co.uk/pEZI4Smu

https://checkgzipcompression.com/?url=http%3A%2F%2Fwww.***mation.co.uk