What this means
The IEEE assigned the MA-L block FCFEC2 to Invensys Controls UK Limited. 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 FC:FE:C2, it is Invensys Controls UK Limited hardware.
Frequently Asked Questions
Who owns MAC prefix FCFEC2?
FCFEC2 is registered to Invensys Controls UK Limited 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. Invensys Controls UK Limited's block covers 16,777,216 addresses.
What devices use FCFEC2?
Any network device with a MAC address starting FC:FE:C2 was manufactured by or for Invensys Controls UK Limited.