Who owns MAC prefix 509772?

509772 is registered to Westinghouse Digital in the IEEE MA-L registry.

What devices use 509772?

Any network device with a MAC address starting 50:97:72 was manufactured by or for Westinghouse Digital.

MA-L · OUI prefix

Westinghouse Digital

Any MAC address starting 50:97:72 is registered to Westinghouse Digital in US.

OUI prefix	509772
Vendor	Westinghouse Digital
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	50:97:72:00:00:00

What this means

The IEEE assigned the MA-L block 509772 to Westinghouse Digital. 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 50:97:72, it is Westinghouse Digital hardware.

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