This is a universally administered unicast address with a registered vendor prefix.
MAC address04:E7:7E:7F:FF:FF
OUI04:E7:7E
Vendor address201, 33, Deokcheon-ro, Manan-gu Anyang-si Gyeonggi-do KR 14088
Block range04:E7:7E:00:00:00– 04:E7:7E: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-6406:E7:7E:FF:FE:7F:FF:FF
Possible IPv6 link-local derivationfe80::6e7:7eff: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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