It is possible you have reached this page because:
The over-due payment.
If you are the owner of this website, make sure you have paid your bills for website hosting and related services before the due date to avoid interruption of the services.
If you have missed the payment of the bills for hosting and related services, contact the service provider customer support and make the full payment to resume the services.
The violation in terms of service.
You may violate the terms of service and privacy agreement and the service provider company suspended your website hosting or related services. If you have violated these terms, you will receive warning from the service provider and if repeated, the service provider company can terminate your services without warning.
The client may have terminated service.
You may have terminated your hosting service or related services with the service provider company.