Who owns MAC prefix 00040A?

00040A is registered to Sage Systems in the IEEE MA-L registry.

What devices use 00040A?

Any network device with a MAC address starting 00:04:0A was manufactured by or for Sage Systems.

MA-L · OUI prefix

Sage Systems

Any MAC address starting 00:04:0A is registered to Sage Systems in US.

OUI prefix	00040A
Vendor	Sage Systems
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:04:0A:00:00:00

What this means

The IEEE assigned the MA-L block 00040A to Sage Systems. 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 00:04:0A, it is Sage Systems hardware.

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