This is a universally administered unicast address with a registered vendor prefix.
MAC addressA4:ED:43:E7:FF:FF
OUIA4:ED:43
Vendor address6 Taishan Road Hexi District Tianjin China Tian Jin Tian Jin CN 300211
Block rangeA4:ED:43:E0:00:00– A4:ED:43:EF: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-64A6:ED:43:FF:FE:E7:FF:FF
Possible IPv6 link-local derivationfe80::a6ed:43ff:fee7: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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