This is a universally administered unicast address with a registered vendor prefix.
MAC address40:64:DC:FF:FF:FF
OUI40:64:DC
Vendor addressth Floor,Building 2,Xinyu Electronic Industrial Park,No.69, Zhaishan,Houshan Village, High-tech Zone,Fuzhou,Fujian ,China Fuzhou CN 350000
Block range40:64:DC:00:00:00– 40:64:DC:FF:FF:FF
Address capacity16,777,216
TransmissionUnicast: addressed to a single device
AdministrationUniversally administered: its prefix comes from a block registered through the IEEE Registration Authority
RandomizationNot randomized
Derived modified EUI-6442:64:DC:FF:FE:FF:FF:FF
Possible IPv6 link-local derivationfe80::4264:dcff:feff:ffff

The EUI-64 and IPv6 link-local fields are a mathematical derivation from this MAC address. They don't confirm the device currently uses that IPv6 address.

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