Who owns MAC prefix ACB181?

ACB181 is registered to Belden Mooresville in the IEEE MA-L registry.

What devices use ACB181?

Any network device with a MAC address starting AC:B1:81 was manufactured by or for Belden Mooresville.

MA-L · OUI prefix

Belden Mooresville

Any MAC address starting AC:B1:81 is registered to Belden Mooresville in US.

OUI prefix	ACB181
Vendor	Belden Mooresville
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	AC:B1:81:00:00:00

What this means

The IEEE assigned the MA-L block ACB181 to Belden Mooresville. 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 AC:B1:81, it is Belden Mooresville hardware.

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