Magento 2 very slow speed, 39 seconds

[Espamoto]

Hello, I have configured all (I think correctly), enabled production mode, htaccess optimization, varnish, redis... but it's extremely slow, what I can do or how to find the problem? The backend is also a bit slowly.

https://gtmetrix.com/reports/www.espamoto.com/7lnQyiTQ

Thanks

[kisnerchar38ca]

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You can get the tool here:- https://websitespeedy.com/