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 address3A:27:A5:FF:FF:FF
OUI3A:27:A5
Vendor addressUnit 4, 52 on Delson Circle, Somerset West Business Park Somerset West Western Cape ZA 7130
Country🇿🇦 South Africa
Block range3A:27:A5:00:00:00– 3A:27:A5: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-6438:27:A5:FF:FE:FF:FF:FF
Possible IPv6 link-local derivationfe80::3827:a5ff: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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