What this means
The IEEE assigned the MA-L block 00043D to INDEL 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 00:04:3D, it is INDEL AG hardware.
Frequently Asked Questions
Who owns MAC prefix 00043D?
00043D is registered to INDEL 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. INDEL AG's block covers 16,777,216 addresses.
What devices use 00043D?
Any network device with a MAC address starting 00:04:3D was manufactured by or for INDEL AG.