This is a universally administered unicast address with a registered vendor prefix.
MAC addressC0:18:8C:7F:FF:FF
OUIC0:18:8C
Vendor addressAv. Theodomiro Porto da Fonseca, 3101 - lote 01 - Cristo Rei São Leopoldo Rio Grande do Sul BR 93022-715
Block rangeC0:18:8C:00:00:00– C0:18:8C: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-64C2:18:8C:FF:FE:7F:FF:FF
Possible IPv6 link-local derivationfe80::c218:8cff: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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