Who owns MAC prefix B0C5CA8?

B0C5CA8 is registered to Astyx GmbH in the IEEE MA-M registry.

What devices use B0C5CA8?

Any network device with a MAC address starting B0:C5:CA:8 was manufactured by or for Astyx GmbH.

MA-M · OUI prefix

Astyx GmbH

Any MAC address starting B0:C5:CA:8 is registered to Astyx GmbH in DE.

OUI prefix	B0C5CA8
Vendor	Astyx GmbH
Registry	MA-M (28-bit, medium block)
Country	DE
Example MAC	B0:C5:CA:8:00:00:00

What this means

The IEEE assigned the MA-M block B0C5CA8 to Astyx 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 B0:C5:CA:8, it is Astyx GmbH hardware.

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