This is a universally administered unicast address with a registered vendor prefix.
MAC addressC4:CD:45:FF:FF:FF
OUIC4:CD:45
Vendor address803 Building 4 INTERWEST Business Center,No.9 South Shouti Road ,HaidianDistrict, Beijing CN 100048
Block rangeC4:CD:45:00:00:00– C4:CD:45: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-64C6:CD:45:FF:FE:FF:FF:FF
Possible IPv6 link-local derivationfe80::c6cd: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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