ssh fails with "connection refused"

(this seems to be related to

Running PA ona paid accound, I do fail to login via ssh with "connection refused". Neither my custom domain nor the hostname seem to work. It is unlikely a network issue as I can ssh to a wide range of other machines hosted on other platforms. Is there anything I can do to debug this? ssh -v is just reporting the obvious..."ssh: connect to host port 22: Connection refused".

For completness sake: I am using a pub key stored on the remote machine.

You need to connect to