What this means
The IEEE assigned the MA-L block 549C27 to Plasma Cloud 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 54:9C:27, it is Plasma Cloud Limited hardware.
Frequently Asked Questions
Who owns MAC prefix 549C27?
549C27 is registered to Plasma Cloud 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. Plasma Cloud Limited's block covers 16,777,216 addresses.
What devices use 549C27?
Any network device with a MAC address starting 54:9C:27 was manufactured by or for Plasma Cloud Limited.