This is a universally administered unicast address with a registered vendor prefix.
MAC address00:12:56:7F:FF:FF
OUI00:12:56
Vendor address459-9,KASAN-DONG,KUMCHON-GU, SEOUL KR 153-023
Country🇰🇷 South Korea
Block range00:12:56:00:00:00– 00:12:56: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-6402:12:56:FF:FE:7F:FF:FF
Possible IPv6 link-local derivationfe80::212:56ff: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 →