What this means
The IEEE assigned the MA-L block D8D27C to JEMA ENERGY, SA. 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 D8:D2:7C, it is JEMA ENERGY, SA hardware.
Frequently Asked Questions
Who owns MAC prefix D8D27C?
D8D27C is registered to JEMA ENERGY, SA 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. JEMA ENERGY, SA's block covers 16,777,216 addresses.
What devices use D8D27C?
Any network device with a MAC address starting D8:D2:7C was manufactured by or for JEMA ENERGY, SA.