This is a universally administered unicast address with a registered vendor prefix.
MAC address0C:0F:D8:7F:FF:FF
OUI0C:0F:D8
Vendor addressPART OF FACTORY 2, LOT C2.10, D1 STREET, DONG AN 2 INDUSTRIAL PARK, BINHDUONG WARD HO CHI MINH CITY HO CHI MINH VN 820000
Block range0C:0F:D8:00:00:00– 0C:0F:D8: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-640E:0F:D8:FF:FE:7F:FF:FF
Possible IPv6 link-local derivationfe80::e0f:d8ff:fe7f: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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