for co.cc domains you need to register the domain at co.cc and then configure it to point to our servers, recommended is by setting it to use our name servers: ns1.x10hosting.com and ns2.x10hosting.com
Did you register that domain?
That looks like the kind of default web page that appears when a domain has either never been registered or the registration has expired.
If you registered that domain you need to contact the company where you did the registration and find out what is going on.