Interprete a UUID

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UUID: 
Your input:                      1efbf958-03d0-6740-a9ba-4cf95d479851

Various notations:

URN:                             urn:uuid:1efbf958-03d0-6740-a9ba-4cf95d479851
URI:                             uuid:1efbf958-03d0-6740-a9ba-4cf95d479851
Microsoft GUID syntax:           {1EFBF958-03D0-6740-A9BA-4CF95D479851}
C++ struct syntax:               { 0x1efbf958, 0x03d0, 0x6740, { 0xa9, 0xba, 0x4c, 0xf9, 0x5d, 0x47, 0x98, 0x51 } }

As OID (ISO/ITU-T 128 bits):     2.25.41185163678289727639586044221837514833
As OID (Microsoft):              1.2.840.113556.1.8000.2554.7931.63832.976.26432.43450.5044573.4692049
As OID (Waterjuice 2x64 bits):   1.3.6.1.4.1.54392.1.2232652196708640576.12230172371973544017
As OID (Waterjuice 4x32 bits):   1.3.6.1.4.1.54392.2.519829848.63989568.2847558905.1564973137
As OID (Waterjuice 8x16 bits):   1.3.6.1.4.1.54392.3.7931.63832.976.26432.43450.19705.23879.38993

Interpretation of the UUID:

Variant:                         [0b10_] RFC 9562 (Davis-Peabody-Leach)
Version:                         [0x6] Reordered Time-Based
Timestamp:                       [0x1efbf95803d0740] 2024-12-21 12:17:09'4290240 GMT
Clock ID:                        [0xa9ba] 10682
Node ID:                         [0x4cf95d479851] 4C-F9-5D-47-98-51

In case that this Node ID is a MAC address, here is the interpretation of that MAC address:

Input:                           4C-F9-5D-47-98-51
Type:                            EUI-48 (Extended Unique Identifier)

EUI-48 or MAC-48:                4C-F9-5D-47-98-51
EUI-64:                          4C-F9-5D-FF-FF-47-98-51 (MAC-48 to EUI-64 Encapsulation)
                                 4C-F9-5D-FF-FE-47-98-51 (EUI-48 to EUI-64 Encapsulation)
                                 4E-F9-5D-FF-FE-47-98-51 (MAC/EUI-48 to Modified EUI-64 Encapsulation)
IPv6-Link-Local address:         fe80::4ef9:5dff:fe47:9851
Administration type (U/L flag):  [0] Universally Administered Address (UAA)
Transmission type (I/G flag):    [0] Unicast (Individual)

IEEE OUI (MA-L):                 0x4CF95D
Vendor-specific part:            0x479851
Registrant:                      HUAWEI TECHNOLOGIES CO.,LTD
Address of registrant:           No.2 Xin Cheng Road, Room R6,Songshan Lake Technology Park
                                 Dongguan    523808
                                 CN