F4:B3:B1:FF:FF:FF - Silicon Laboratories

Silicon Laboratories MA-L

This is a universally administered unicast address with a registered vendor prefix.

MAC addressF4:B3:B1:FF:FF:FF

OUIF4:B3:B1

Vendor address400 West Cesar Chavez Street Austin TX US 78701

Country🇺🇸 United States

Block rangeF4:B3:B1:00:00:00– F4:B3:B1: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-64F6:B3:B1:FF:FE:FF:FF:FF

Possible IPv6 link-local derivationfe80::f6b3:b1ff:feff: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 →