This is a universally administered unicast address with a registered vendor prefix.
MAC addressB4:CE:40:FF:FF:FF
OUIB4:CE:40
Vendor address#94-1, Imsoo-Dong Gumi Gyeongbuk KR 730-350
Block rangeB4:CE:40:00:00:00– B4:CE:40: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-64B6:CE:40:FF:FE:FF:FF:FF
Possible IPv6 link-local derivationfe80::b6ce:40ff: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.

Have a list, not just one address? Paste it and extract every MAC address in it →

New to MAC addresses? What they are and how they're structured →