This is a universally administered unicast address with a registered vendor prefix.
MAC address5C:5A:4C:E7:FF:FF
OUI5C:5A:4C
Vendor address4F., NO.6, WENHU ST., NEIHU DIST. Taipei City TW 11445
Block range5C:5A:4C:E0:00:00– 5C:5A:4C: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-645E:5A:4C:FF:FE:E7:FF:FF
Possible IPv6 link-local derivationfe80::5e5a:4cff: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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