Mine is: https://indiehackers.social/@simon
Btw. Here a firefox plugin which makes following users on other instances easier (as you don't always have to enter you instance again): https://addons.mozilla.org/de/firefox/addon/mastodon-simplified-federation
or should that be @justgord@hachyderm.io in canonical format ?
I signed up today to see if M was usable [ it seems to be ] .. listened to a stream with the oxide guys discussing Mastodon :