This is a universally administered unicast address with a registered vendor prefix.
MAC addressB8:D8:12:4F:FF:FF
OUIB8:D8:12
Vendor address5F., No.7, Lixing 3rd Rd., East Dist., Hsinchu City 30078, Taiwan (R.O.C.) HsinChu Taiwan TW 30078
Block rangeB8:D8:12:40:00:00– B8:D8:12:4F:FF:FF
Address capacity1,048,576
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-64BA:D8:12:FF:FE:4F:FF:FF
Possible IPv6 link-local derivationfe80::bad8:12ff:fe4f: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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