Who owns MAC prefix 0001A1?

0001A1 is registered to Mag-Tek, Inc. in the IEEE MA-L registry.

What devices use 0001A1?

Any network device with a MAC address starting 00:01:A1 was manufactured by or for Mag-Tek, Inc..

MA-L · OUI prefix

Mag-Tek, Inc.

Any MAC address starting 00:01:A1 is registered to Mag-Tek, Inc. in US.

OUI prefix	0001A1
Vendor	Mag-Tek, Inc.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:01:A1:00:00:00

What this means

The IEEE assigned the MA-L block 0001A1 to Mag-Tek, 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 00:01:A1, it is Mag-Tek, Inc. hardware.

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