Who owns MAC prefix A0A763?

A0A763 is registered to Polytron Vertrieb GmbH in the IEEE MA-L registry.

What devices use A0A763?

Any network device with a MAC address starting A0:A7:63 was manufactured by or for Polytron Vertrieb GmbH.

MA-L · OUI prefix

Polytron Vertrieb GmbH

Any MAC address starting A0:A7:63 is registered to Polytron Vertrieb GmbH in DE.

OUI prefix	A0A763
Vendor	Polytron Vertrieb GmbH
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	A0:A7:63:00:00:00

What this means

The IEEE assigned the MA-L block A0A763 to Polytron Vertrieb 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:A7:63, it is Polytron Vertrieb GmbH hardware.

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