What this means
The IEEE assigned the MA-L block 5CD135 to Xtreme Power 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 5C:D1:35, it is Xtreme Power Systems hardware.
Frequently Asked Questions
Who owns MAC prefix 5CD135?
5CD135 is registered to Xtreme Power 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. Xtreme Power Systems's block covers 16,777,216 addresses.
What devices use 5CD135?
Any network device with a MAC address starting 5C:D1:35 was manufactured by or for Xtreme Power Systems.