This is a universally administered unicast address with a registered vendor prefix.
MAC address50:0B:91:67:FF:FF
OUI50:0B:91
Vendor addressZ.I. Tresi 6D Preverenges CH 1028
Country🇨🇠Switzerland
Block range50:0B:91:60:00:00– 50:0B:91:6F: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-6452:0B:91:FF:FE:67:FF:FF
Possible IPv6 link-local derivationfe80::520b:91ff:fe67: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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