Who owns MAC prefix DCB4E8?

DCB4E8 is registered to Byos in the IEEE MA-L registry.

What devices use DCB4E8?

Any network device with a MAC address starting DC:B4:E8 was manufactured by or for Byos.

MA-L · OUI prefix

Byos

Any MAC address starting DC:B4:E8 is registered to Byos in US.

OUI prefix	DCB4E8
Vendor	Byos
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	DC:B4:E8:00:00:00

What this means

The IEEE assigned the MA-L block DCB4E8 to Byos. 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 DC:B4:E8, it is Byos hardware.

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