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.
Frequently Asked Questions
Who owns MAC prefix A0A763?
A0A763 is registered to Polytron Vertrieb GmbH in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Polytron Vertrieb GmbH's block covers 16,777,216 addresses.
What devices use A0A763?
Any network device with a MAC address starting A0:A7:63 was manufactured by or for Polytron Vertrieb GmbH.