What devices use 80C429?

Any network device with a MAC address starting 80:C4:29 was manufactured by or for Renesas Electronics Operations Services Limited.

MA-L · OUI prefix

Renesas Electronics Operations Services Limited

Q: Who owns MAC prefix 80C429?

80C429 is registered to Renesas Electronics Operations Services Limited in the IEEE MA-L registry.

Any MAC address starting 80:C4:29 is registered to Renesas Electronics Operations Services Limited.

OUI prefix	80C429
Vendor	Renesas Electronics Operations Services Limited
Registry	MA-L (24-bit, large block)
Example MAC	80:C4:29:00:00:00

What this means

The IEEE assigned the MA-L block 80C429 to Renesas Electronics Operations Services Limited. 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 80:C4:29, it is Renesas Electronics Operations Services Limited hardware.

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