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.

Frequently Asked Questions

Who owns MAC prefix 00040A?

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

What does the MA-L registry type mean?

An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Sage Systems's block covers 16,777,216 addresses.

What devices use 00040A?

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