It should be up. I never got a notification that it was down and the logs don't show anything about it being down.
I don’t even know what it was or is. sh $ curl -sI https://genzedong.xyz/ | grep '^location:' location: https://lemmygrad.ml/c/genzedong $
That's just the redirect at /. A better test would be curl 'https://genzedong.xyz/_matrix/client/versions'.
It should be up. I never got a notification that it was down and the logs don't show anything about it being down.