Interprete a UUID

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UUID: 
Your input:                      491fc32b-c8c6-4517-87b0-86ac1bbf821f

Various notations:

URN:                             urn:uuid:491fc32b-c8c6-4517-87b0-86ac1bbf821f
URI:                             uuid:491fc32b-c8c6-4517-87b0-86ac1bbf821f
Microsoft GUID syntax:           {491FC32B-C8C6-4517-87B0-86AC1BBF821F}
C++ struct syntax:               { 0x491fc32b, 0xc8c6, 0x4517, { 0x87, 0xb0, 0x86, 0xac, 0x1b, 0xbf, 0x82, 0x1f } }

As OID (ISO/ITU-T 128 bits):     2.25.97198563433733834121454151910228460063
As OID (Microsoft):              1.2.840.113556.1.8000.2554.18719.49963.51398.17687.34736.8825883.12550687
As OID (Waterjuice 2x64 bits):   1.3.6.1.4.1.54392.1.5269144681866216727.9777462864779379231
As OID (Waterjuice 4x32 bits):   1.3.6.1.4.1.54392.2.1226818347.3368437015.2276492972.465535519
As OID (Waterjuice 8x16 bits):   1.3.6.1.4.1.54392.3.18719.49963.51398.17687.34736.34476.7103.33311

Interpretation of the UUID:

Variant:                         [0b10_] RFC 4122 (Leach-Mealling-Salz)
Version:                         [0x4] Random
Random bits:                     01001001 00011111 11000011 00101011 11001000 11000110 ????0101 00010111
                                 ??000111 10110000 10000110 10101100 00011011 10111111 10000010 00011111
Random bytes:                    [0x491fc32bc8c6?517?7b086ac1bbf821f]