This is a locally administered address in the IEEE 802c ELI (Extended Local Identifier) quadrant, whose company ID is registered to a real organization. The vendor identity can be trusted even though the address itself is not universally administered.
OUIFA:3B:C6
Vendor addressRoom 101, Block B, No.1 Qiaoli Road, Pingxi Community, Pingdi Subdistrict, Longgang District, Shenzhen Guangdong CN 518117
Country🇨🇳 China
Block rangeFA:3B:C6:00:00:00– FA:3B:C6:FF:FF:FF
Address capacity16,777,216
TransmissionUnicast: addressed to a single device
AdministrationLocally administered: set by software, not burned into hardware
IEEE 802c quadrantELI: Extended Local Identifier
RandomizationNo randomization indicators detected
Derived modified EUI-64F8:3B:C6:FF:FE:FF:FF:FF
Possible IPv6 link-local derivationfe80::f83b:c6ff: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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