mastodon.online is one of the many independent Mastodon servers you can use to participate in the fediverse.
A newer server operated by the Mastodon gGmbH non-profit

Server stats:

12K
active users

@thunderbird Hey Thunderbird!

So the Android app is finally there. Yay! Job well done! And the export QR code is visible, too!

Buuuut. On the very same email Server, with the very same connection options, 1 account can be exported, 3 are not shown. The only difference? The Username and password.

Is this known?