What this means
The IEEE assigned the MA-L block 38458C to MyCloud Technology corporation. 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 38:45:8C, it is MyCloud Technology corporation hardware.
Frequently Asked Questions
Who owns MAC prefix 38458C?
38458C is registered to MyCloud Technology corporation 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. MyCloud Technology corporation's block covers 16,777,216 addresses.
What devices use 38458C?
Any network device with a MAC address starting 38:45:8C was manufactured by or for MyCloud Technology corporation.