This is a universally administered unicast address with a registered vendor prefix.
MAC addressBC:66:41:E7:FF:FF
OUIBC:66:41
Vendor address9F-1, NO.16, CHIEN PAH RD., NEW TAIPEI CITY TW 23511
Block rangeBC:66:41:E0:00:00– BC:66:41:EF: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-64BE:66:41:FF:FE:E7:FF:FF
Possible IPv6 link-local derivationfe80::be66:41ff:fee7: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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