This is a universally administered unicast address with a registered vendor prefix.
MAC addressEC:5B:71:7F:FF:FF
OUIEC:5B:71
Vendor addressNo.66 West District 2nd Rd, Shapingba District Chongqing Chongqing CN 401331
Country🇨🇳 China
Block rangeEC:5B:71:00:00:00– EC:5B:71: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-64EE:5B:71:FF:FE:7F:FF:FF
Possible IPv6 link-local derivationfe80::ee5b:71ff:fe7f: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 →