Who owns MAC prefix F4F3AA?

F4F3AA is registered to JBL GmbH & Co. KG in the IEEE MA-L registry.

What devices use F4F3AA?

Any network device with a MAC address starting F4:F3:AA was manufactured by or for JBL GmbH & Co. KG.

MA-L · OUI prefix

JBL GmbH & Co. KG

Any MAC address starting F4:F3:AA is registered to JBL GmbH & Co. KG in DE.

OUI prefix	F4F3AA
Vendor	JBL GmbH & Co. KG
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	F4:F3:AA:00:00:00

What this means

The IEEE assigned the MA-L block F4F3AA to JBL GmbH & Co. KG. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting F4:F3:AA, it is JBL GmbH & Co. KG hardware.

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