Your account is marked as inactive, there isn't any login restriction for it at the moment so all you need to do is login at https://heliohost.org/login and make sure to keep logging in at least once every 30 days to keep from it being marked inactive again.
Rebooted, however due to insufficient memory to restart cleanly it had to be hard reset which can damage the filesystem over time the more it is done, we recommend either upgrading, resolving the underlying issue, or doing a rebuild.
Account has been reset, and a new invite has been sent to your email address. You can also download a backup of your account before the reset at https://heliohost.org/backup