This is a locally administered address in the IEEE 802c ELI (Extended Local Identifier) quadrant, whose company ID is registered to a real organization. The vendor identity can be trusted even though the address itself is not universally administered.
MAC address0A:D9:C4:7F:FF:FF
OUI0A:D9:C4
Vendor address700 Boulevard South Suite 501 HUNTSVILLE AL US 35802
Country🇺🇸 United States
Block range0A:D9:C4:00:00:00– 0A:D9:C4:FF:FF:FF
Address capacity16,777,216
TransmissionUnicast: addressed to a single device
AdministrationLocally administered: set by software, not burned into hardware
IEEE 802c quadrantELI: Extended Local Identifier
RandomizationLikely randomized
Derived modified EUI-6408:D9:C4:FF:FE:7F:FF:FF
Possible IPv6 link-local derivationfe80::8d9:c4ff: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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