This is a universally administered unicast address with a registered vendor prefix.
MAC address80:91:2A:00:00:00
OUI80:91:2A
Vendor address2F, No. 2, Lane 387, Hsin Shu Road Hsin Chuang Taipei TW 242
Block range80:91:2A:00:00:00– 80:91:2A: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-6482:91:2A:FF:FE:00:00:00
Possible IPv6 link-local derivationfe80::8291:2aff:fe00:0

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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