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.
MAC address4A:B4:7B:00:00:00
OUI4A:B4:7B
Vendor addressBldg. 8, Winlead Intelligent Park, Fl. 2 Shenzhen Guangdong CN 518131
Country🇨🇳 China
Block range4A:B4:7B:00:00:00– 4A:B4:7B: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
RandomizationLikely randomized
Derived modified EUI-6448:B4:7B:FF:FE:00:00:00
Possible IPv6 link-local derivationfe80::48b4:7bff: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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