This is a universally administered unicast address with a registered vendor prefix.
MAC address04:EC:A9:87:FF:FF
OUI04:EC:A9
Vendor addressUnit 1303, Building B2, Creative Building, No. 162 Science Avenue, Guangzhou Development Zone Guangzhou CN 51000
Country🇨🇳 China
Block range04:EC:A9:80:00:00– 04:EC:A9:8F:FF:FF
Address capacity1,048,576
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-6406:EC:A9:FF:FE:87:FF:FF
Possible IPv6 link-local derivationfe80::6ec:a9ff:fe87: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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