Who owns MAC prefix 180C77?

180C77 is registered to Westinghouse Electric Company, LLC in the IEEE MA-L registry.

What devices use 180C77?

Any network device with a MAC address starting 18:0C:77 was manufactured by or for Westinghouse Electric Company, LLC.

MA-L · OUI prefix

Westinghouse Electric Company, LLC

Any MAC address starting 18:0C:77 is registered to Westinghouse Electric Company, LLC in US.

OUI prefix	180C77
Vendor	Westinghouse Electric Company, LLC
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	18:0C:77:00:00:00

What this means

The IEEE assigned the MA-L block 180C77 to Westinghouse Electric Company, LLC. 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 18:0C:77, it is Westinghouse Electric Company, LLC hardware.

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