This is a universally administered unicast address with a registered vendor prefix.
MAC addressD4:25:CC:8F:FF:FF
OUID4:25:CC
Vendor address100 Potrero Avenue San Francisco CA US 94103-4938
Block rangeD4:25:CC:80:00:00– D4:25:CC: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-64D6:25:CC:FF:FE:8F:FF:FF
Possible IPv6 link-local derivationfe80::d625:ccff:fe8f: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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