Not able to log into main service account

I got on this morning only to find this message " this service account cannot be used in this current environments. Use of an account from multiple. Platforms requires proper registration for each platform. Visit the final fantasy xiv:might station for more information ".

Any idea why it won't let me access my account? I tried to go to the websites, only to see it was down.. Any advice on how I can retrieved my character?

On diablos server. Name is Dumo punch