What this means
The IEEE assigned the MA-M block CC39532 to Esys Srl. 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 CC:39:53:2, it is Esys Srl hardware.
Frequently Asked Questions
Who owns MAC prefix CC39532?
CC39532 is registered to Esys Srl in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. Esys Srl's block covers 1,048,576 addresses.
What devices use CC39532?
Any network device with a MAC address starting CC:39:53:2 was manufactured by or for Esys Srl.