Who owns MAC prefix C8F704?

C8F704 is registered to Building Block Video in the IEEE MA-L registry.

What devices use C8F704?

Any network device with a MAC address starting C8:F7:04 was manufactured by or for Building Block Video.

MA-L · OUI prefix

Building Block Video

Any MAC address starting C8:F7:04 is registered to Building Block Video.

OUI prefix	C8F704
Vendor	Building Block Video
Registry	MA-L (24-bit, large block)
Example MAC	C8:F7:04:00:00:00

What this means

The IEEE assigned the MA-L block C8F704 to Building Block Video. 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:F7:04, it is Building Block Video hardware.

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