This is a universally administered unicast address with a registered vendor prefix.
MAC address0C:D3:A1:7F:FF:FF
OUI0C:D3:A1
Vendor addressMonthly Kitchen, 6F, 312, Yeongdong-daero, Gangnam-gu Seoul KR 06177
Block range0C:D3:A1:00:00:00– 0C:D3:A1:FF:FF:FF
Address capacity16,777,216
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-640E:D3:A1:FF:FE:7F:FF:FF
Possible IPv6 link-local derivationfe80::ed3:a1ff:fe7f: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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