This is a universally administered unicast address with a registered vendor prefix.
MAC addressA0:7D:9C:FF:FF:FF
OUIA0:7D:9C
Vendor address#94-1, Imsoo-Dong Gumi Gyeongbuk KR 730-350
Block rangeA0:7D:9C:00:00:00– A0:7D:9C: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-64A2:7D:9C:FF:FE:FF:FF:FF
Possible IPv6 link-local derivationfe80::a27d:9cff: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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