This is a universally administered unicast address with a registered vendor prefix.
MAC address80:40:05:7F:FF:FF
OUI80:40:05
Vendor addressRoom 601 & 701, Bld. 2, No.2, Science and Technology 9 Rd, Songshan Lake Hi-Tech Zone, Dongguan 523808, Guandong, China Dongguan Guangdong CN 523808
Country🇨🇳 China
Block range80:40:05:00:00:00– 80:40:05: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-6482:40:05:FF:FE:7F:FF:FF
Possible IPv6 link-local derivationfe80::8240:5ff:fe7f: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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