The solution is: I received an E-Mail 24 hours after the registration with a link to the settings page, where I found the informations. Additionally, the information is 24 hours after registration available in the "Device Manager". 
The solution is: I received an E-Mail 24 hours after the registration with a link to the settings page, where I found the informations. Additionally, the information is 24 hours after registration available in the "Device Manager".