Who owns MAC prefix 001025?

001025 is registered to Grayhill, Inc in the IEEE MA-L registry.

What devices use 001025?

Any network device with a MAC address starting 00:10:25 was manufactured by or for Grayhill, Inc.

MA-L · OUI prefix

Grayhill, Inc

Any MAC address starting 00:10:25 is registered to Grayhill, Inc in US.

OUI prefix	001025
Vendor	Grayhill, Inc
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:10:25:00:00:00

What this means

The IEEE assigned the MA-L block 001025 to Grayhill, Inc. 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 00:10:25, it is Grayhill, Inc hardware.

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