What this means
The IEEE assigned the MA-L block 0030FE to DSA GmbH. 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 00:30:FE, it is DSA GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 0030FE?
0030FE is registered to DSA GmbH 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. DSA GmbH's block covers 16,777,216 addresses.
What devices use 0030FE?
Any network device with a MAC address starting 00:30:FE was manufactured by or for DSA GmbH.