This is a universally administered unicast address with a registered vendor prefix.
MAC addressFC:42:65:FF:FF:FF
OUIFC:42:65
Vendor addressAli Center,No.3331 Keyuan South RD (Shenzhen bay), Nanshan District, Shenzhen Guangdong province Shenzhen GuangDong CN 518000
Block rangeFC:42:65:00:00:00– FC:42:65: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-64FE:42:65:FF:FE:FF:FF:FF
Possible IPv6 link-local derivationfe80::fe42:65ff: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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