This is a universally administered unicast address with a registered vendor prefix.
MAC address80:66:29:FF:FF:FF
OUI80:66:29
Vendor address12F-1,No.192,Sec 2,Chung Hsin Road Hsin Tien City Taipei County TW 23146
Block range80:66:29:00:00:00– 80:66:29: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-6482:66:29:FF:FE:FF:FF:FF
Possible IPv6 link-local derivationfe80::8266:29ff: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.

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