Who owns MAC prefix A028331?

A028331 is registered to Ordercube GmbH in the IEEE MA-M registry.

What devices use A028331?

Any network device with a MAC address starting A0:28:33:1 was manufactured by or for Ordercube GmbH.

MA-M · OUI prefix

Ordercube GmbH

Any MAC address starting A0:28:33:1 is registered to Ordercube GmbH in DE.

OUI prefix	A028331
Vendor	Ordercube GmbH
Registry	MA-M (28-bit, medium block)
Country	DE
Example MAC	A0:28:33:1:00:00:00

What this means

The IEEE assigned the MA-M block A028331 to Ordercube GmbH. 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 A0:28:33:1, it is Ordercube GmbH hardware.

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