This is a universally administered unicast address with a registered vendor prefix.
MAC addressC4:A1:0E:67:FF:FF
OUIC4:A1:0E
Vendor addressRoom 1502,15th Floor,Building 20,NO.487 Tianlin Road,Shanghai,200233 China Shanghai Shanghai CN 200233
Block rangeC4:A1:0E:60:00:00– C4:A1:0E:6F: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-64C6:A1:0E:FF:FE:67:FF:FF
Possible IPv6 link-local derivationfe80::c6a1:eff:fe67: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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