This is a universally administered unicast address with a registered vendor prefix.
MAC address18:66:96:2F:FF:FF
OUI18:66:96
Vendor addressQinghuai district Nanjing Jiangsu CN 210000
Block range18:66:96:20:00:00– 18:66:96:2F: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-641A:66:96:FF:FE:2F:FF:FF
Possible IPv6 link-local derivationfe80::1a66:96ff:fe2f: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.

Have a list, not just one address? Paste it and extract every MAC address in it →

New to MAC addresses? What they are and how they're structured →