What this means
The IEEE assigned the MA-L block 5CF9F0 to Atomos Engineering P/L. 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:F9:F0, it is Atomos Engineering P/L hardware.
Frequently Asked Questions
Who owns MAC prefix 5CF9F0?
5CF9F0 is registered to Atomos Engineering P/L 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. Atomos Engineering P/L's block covers 16,777,216 addresses.
What devices use 5CF9F0?
Any network device with a MAC address starting 5C:F9:F0 was manufactured by or for Atomos Engineering P/L.