This is a universally administered unicast address with a registered vendor prefix.
MAC address1C:1A:1B:7F:FF:FF
OUI1C:1A:1B
Vendor addressRoom 505, No.388 Song Hu Road, Yang Pu District, Shanghai, China Shanghai Shanghai CN 200433
Country🇨🇳 China
Block range1C:1A:1B:00:00:00– 1C:1A:1B: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-641E:1A:1B:FF:FE:7F:FF:FF
Possible IPv6 link-local derivationfe80::1e1a:1bff: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.
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