Estou usando em carate de teste, estou tendo boas impressões.
Até o presente momento

Es una gran forma de evitar el spam en tu día a día. Gracias Mozilla.

Ok

Good.

I've been testing the free Firefox Relay service for a while and I've just decided to take the premium subscription.
I find it very practical and useful.
However, a function to see which sites are used for each alias would be very useful in the future.