What this means
The IEEE assigned the MA-L block 143F27 to Noccela Oy. 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 14:3F:27, it is Noccela Oy hardware.
Frequently Asked Questions
Who owns MAC prefix 143F27?
143F27 is registered to Noccela Oy 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. Noccela Oy's block covers 16,777,216 addresses.
What devices use 143F27?
Any network device with a MAC address starting 14:3F:27 was manufactured by or for Noccela Oy.