I just looked at your account on Plex.tv.
Your server hasn’t been seen (talked to Plex.tv) for 6 days.
Does that seem about right?
There’s an easy first thing to try here.
Let’s try to re-claim the server.
Try this procedure please.
When you do this, make certain it verifies that the server is claimed for you at the end of installation. (IMPORTANT)
Let me know if it’s blank