Who owns MAC prefix 000AA9?

000AA9 is registered to Brooks Automation GmbH in the IEEE MA-L registry.

What devices use 000AA9?

Any network device with a MAC address starting 00:0A:A9 was manufactured by or for Brooks Automation GmbH.

MA-L · OUI prefix

Brooks Automation GmbH

Any MAC address starting 00:0A:A9 is registered to Brooks Automation GmbH in DE.

OUI prefix	000AA9
Vendor	Brooks Automation GmbH
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	00:0A:A9:00:00:00

What this means

The IEEE assigned the MA-L block 000AA9 to Brooks Automation GmbH. 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 00:0A:A9, it is Brooks Automation GmbH hardware.

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