C:\Users\admintr>setspn -a HOST/FileServer FileServer
Registering ServicePrincipalNames for CN=FileServer,OU=Servers,DC=Domain,DC=com
        HOST/FileServer
Updated object

C:\Users\admintr>setspn -a HOST/FileServer.Domain.int FileServer
Registering ServicePrincipalNames for CN=FileServer,OU=Servers,DC=Domain,DC=com
        HOST/FileServer.Domain.int
Updated object

C:\Users\admintr>setspn -L FileServer
Registered ServicePrincipalNames for CN=FileServer,OU=Servers,DC=Domain,DC=com:
        HOST/FileServer.Domain.int
        HOST/FileServer
        TERMSRV/FileServer
        TERMSRV/FileServer.Domain.int
        Dfsr-12F9A27C-BF97-4787-9364-D31B6C55EB04/FileServer.Domain.int
        WSMAN/FileServer
        WSMAN/FileServer.Domain.int
        RestrictedKrbHost/FileServer
        HOST/FileServer
        RestrictedKrbHost/FileServer.Domain.int
        HOST/FileServer.Domain.int