@falktx Maybe it's not liking the custom domain? But then again, I thought that was the Google thing to do, not the Microsoft one.. 🤔 (Also, have you tried contacting support already?)
Why is this step necessary? mastodon.falktx.com might not be the server where you are registered, so we need to redirect you to your home server first. Don't have an account? You can sign up here
mastodon.falktx.com