Error 0x8033809F

Value: -2144108385 | 0x8033809F | 2150858911

What does it mean ?

ERROR_WSMAN_INVALID_HOSTNAME_PATTERN  
TrustedHosts list contains an invalid hostname or hostname pattern.
Value: 32927 | 0x809F | 0b1000000010011111

Where does it come from ?

FACILITY_WINRM  
Windows Resource Manager
Value: 51 | 0x033 | 0b00110011

Other Errors for FACILITY_WINRM