This is a universally administered unicast address with a registered vendor prefix.
MAC address4C:65:A8:DF:FF:FF
OUI4C:65:A8
Vendor addressRoom 401, Block B, Fangheng Times Square, No. 10 Wangjing Street, Chaoyang District Beijing CN 100102
Block range4C:65:A8:D0:00:00– 4C:65:A8:DF:FF:FF
Address capacity1,048,576
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-644E:65:A8:FF:FE:DF:FF:FF
Possible IPv6 link-local derivationfe80::4e65:a8ff:fedf: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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