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 addressCA:1E:45:FF:FF:FF
OUICA:1E:45
Vendor address6F, No.115, Minquan Rd., New Taipei City TW 23141
Country🇹🇼 Taiwan
Block rangeCA:1E:45:00:00:00– CA:1E:45: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-64C8:1E:45:FF:FE:FF:FF:FF
Possible IPv6 link-local derivationfe80::c81e:45ff: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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