What this means
The IEEE assigned the MA-L block 742D0A to Norfolk Elektronik AG. 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 74:2D:0A, it is Norfolk Elektronik AG hardware.
Frequently Asked Questions
Who owns MAC prefix 742D0A?
742D0A is registered to Norfolk Elektronik AG 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. Norfolk Elektronik AG's block covers 16,777,216 addresses.
What devices use 742D0A?
Any network device with a MAC address starting 74:2D:0A was manufactured by or for Norfolk Elektronik AG.