Hi Ralph. Aesop doesn’t use any Font Awesome icons in our plugin or themes.
What you are experiencing is actually a cross-domain font issue that is reported all over the place with a little Google search. I’ve actually experienced this issue myself on another site of mine so I know what you’re referring to.
Unfortunately we can’t really help with this as it is a server (web host) related issue but here are a few links that might help you: