Error 0x800726B9

Value: -2147014983 | 0x800726B9 | 2147952313

What does it mean ?

DNS_ERROR_RRL_INVALID_IPV4_PREFIX  
The IPv4 prefix length parameter is invalid. It should be less than or equal to 32.
Value: 9913 | 0x26B9 | 0b0010011010111001

Where does it come from ?

FACILITY_WIN32  
Provides a way to handle error codes from functions in the Win32 API as an HRESULT. (Error codes in 16 - bit OLE that duplicated Win32 error codes have also been changed to FACILITY_WIN32)
Value: 7 | 0x007 | 0b00000111

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