Who owns MAC prefix A0A65C?

A0A65C is registered to Supercomputing Systems AG in the IEEE MA-L registry.

What devices use A0A65C?

Any network device with a MAC address starting A0:A6:5C was manufactured by or for Supercomputing Systems AG.

MA-L · OUI prefix

Supercomputing Systems AG

Any MAC address starting A0:A6:5C is registered to Supercomputing Systems AG in CH.

OUI prefix	A0A65C
Vendor	Supercomputing Systems AG
Registry	MA-L (24-bit, large block)
Country	CH
Example MAC	A0:A6:5C:00:00:00

What this means

The IEEE assigned the MA-L block A0A65C to Supercomputing Systems AG. 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:A6:5C, it is Supercomputing Systems AG hardware.

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