This is a universally administered unicast address with a registered vendor prefix.
MAC address9C:1F:DD:FF:FF:FF
OUI9C:1F:DD
Vendor address3F Gaeyang BLDG, 548-1, Anyang Kyeonggi-Do KR 430-730
Block range9C:1F:DD:00:00:00– 9C:1F:DD: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-649E:1F:DD:FF:FE:FF:FF:FF
Possible IPv6 link-local derivationfe80::9e1f:ddff:feff: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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