What this means
The IEEE assigned the MA-L block 2CFCE4 to CTEK Sweden AB. 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 2C:FC:E4, it is CTEK Sweden AB hardware.
Frequently Asked Questions
Who owns MAC prefix 2CFCE4?
2CFCE4 is registered to CTEK Sweden AB 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. CTEK Sweden AB's block covers 16,777,216 addresses.
What devices use 2CFCE4?
Any network device with a MAC address starting 2C:FC:E4 was manufactured by or for CTEK Sweden AB.