What devices use C8E42F?

Any network device with a MAC address starting C8:E4:2F was manufactured by or for Technical Research Design and Development.

MA-L · OUI prefix

Technical Research Design and Development

Q: Who owns MAC prefix C8E42F?

C8E42F is registered to Technical Research Design and Development in the IEEE MA-L registry.

Any MAC address starting C8:E4:2F is registered to Technical Research Design and Development in US.

OUI prefix	C8E42F
Vendor	Technical Research Design and Development
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	C8:E4:2F:00:00:00

What this means

The IEEE assigned the MA-L block C8E42F to Technical Research Design and Development. 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 C8:E4:2F, it is Technical Research Design and Development hardware.

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