This is a universally administered unicast address with a registered vendor prefix.
MAC address74:5B:C5:27:FF:FF
OUI74:5B:C5
Vendor addressBlog No.4 & No.5, Antongda Industrial Zone, 3rd Liuxian Road, Bao’an District, Shenzhen, 518101, China. Shenzhen Guangdong CN 518101
Block range74:5B:C5:20:00:00– 74:5B:C5:2F: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-6476:5B:C5:FF:FE:27:FF:FF
Possible IPv6 link-local derivationfe80::765b:c5ff:fe27: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 →