This is a universally administered unicast address with a registered vendor prefix.
MAC address44:D9:80:7F:FF:FF
OUI44:D9:80
Vendor address10th Floor of H Square B/D S, Pangyoyeok-ro 231, Bundang-gu Seongnam-si Gyeonggi-do KR 13494
Block range44:D9:80:00:00:00– 44:D9:80: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-6446:D9:80:FF:FE:7F:FF:FF
Possible IPv6 link-local derivationfe80::46d9:80ff: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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