Who owns MAC prefix 00256D?

00256D is registered to Broadband Forum in the IEEE MA-L registry.

What devices use 00256D?

Any network device with a MAC address starting 00:25:6D was manufactured by or for Broadband Forum.

MA-L · OUI prefix

Broadband Forum

Any MAC address starting 00:25:6D is registered to Broadband Forum in US.

OUI prefix	00256D
Vendor	Broadband Forum
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:25:6D:00:00:00

What this means

The IEEE assigned the MA-L block 00256D to Broadband Forum. 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 00:25:6D, it is Broadband Forum hardware.

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