Who owns MAC prefix A019B26?

A019B26 is registered to GfG mbH in the IEEE MA-M registry.

What devices use A019B26?

Any network device with a MAC address starting A0:19:B2:6 was manufactured by or for GfG mbH.

MA-M · OUI prefix

GfG mbH

Any MAC address starting A0:19:B2:6 is registered to GfG mbH in DE.

OUI prefix	A019B26
Vendor	GfG mbH
Registry	MA-M (28-bit, medium block)
Country	DE
Example MAC	A0:19:B2:6:00:00:00

What this means

The IEEE assigned the MA-M block A019B26 to GfG mbH. 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 A0:19:B2:6, it is GfG mbH hardware.

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