Who owns MAC prefix 0000A1?

0000A1 is registered to MARQUETTE ELECTRIC CO. in the IEEE MA-L registry.

What devices use 0000A1?

Any network device with a MAC address starting 00:00:A1 was manufactured by or for MARQUETTE ELECTRIC CO..

MA-L · OUI prefix

MARQUETTE ELECTRIC CO.

Any MAC address starting 00:00:A1 is registered to MARQUETTE ELECTRIC CO. in US.

OUI prefix	0000A1
Vendor	MARQUETTE ELECTRIC CO.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:00:A1:00:00:00

What this means

The IEEE assigned the MA-L block 0000A1 to MARQUETTE ELECTRIC CO.. 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 00:00:A1, it is MARQUETTE ELECTRIC CO. hardware.

Look up another MAC