What this means
The IEEE assigned the MA-L block 00212E to dresden-elektronik. 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 00:21:2E, it is dresden-elektronik hardware.
Frequently Asked Questions
Who owns MAC prefix 00212E?
00212E is registered to dresden-elektronik 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. dresden-elektronik's block covers 16,777,216 addresses.
What devices use 00212E?
Any network device with a MAC address starting 00:21:2E was manufactured by or for dresden-elektronik.