Who owns MAC prefix 00256F?

00256F is registered to Dantherm Power in the IEEE MA-L registry.

What devices use 00256F?

Any network device with a MAC address starting 00:25:6F was manufactured by or for Dantherm Power.

MA-L · OUI prefix

Dantherm Power

Any MAC address starting 00:25:6F is registered to Dantherm Power in DK.

OUI prefix	00256F
Vendor	Dantherm Power
Registry	MA-L (24-bit, large block)
Country	DK
Example MAC	00:25:6F:00:00:00

What this means

The IEEE assigned the MA-L block 00256F to Dantherm Power. 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 00:25:6F, it is Dantherm Power hardware.

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