You can only track it if you've pre-registered for a tracking service such as Computrace. You can remotely lock a stolen system if you have registered it with your Microsoft account =Find and lock a lost Windows device You can also report the system loss to Dell, which will prevent anyone else from obtaining technical support on it =How to Report a Dell System Lost or Stolen    
I had an XPS 13 stolen from me, I have my service number. Anyway to track it or at least brick it?
Stolen Laptop