What this means
The IEEE assigned the MA-L block 5CC9D3 to PALLADIUM ENERGY ELETRONICA DA AMAZONIA LTDA. 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 5C:C9:D3, it is PALLADIUM ENERGY ELETRONICA DA AMAZONIA LTDA hardware.
Frequently Asked Questions
Who owns MAC prefix 5CC9D3?
5CC9D3 is registered to PALLADIUM ENERGY ELETRONICA DA AMAZONIA LTDA 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. PALLADIUM ENERGY ELETRONICA DA AMAZONIA LTDA's block covers 16,777,216 addresses.
What devices use 5CC9D3?
Any network device with a MAC address starting 5C:C9:D3 was manufactured by or for PALLADIUM ENERGY ELETRONICA DA AMAZONIA LTDA.