What this means
The IEEE assigned the MA-L block 0040C1 to BIZERBA-WERKE WILHEIM KRAUT. 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 00:40:C1, it is BIZERBA-WERKE WILHEIM KRAUT hardware.
Frequently Asked Questions
Who owns MAC prefix 0040C1?
0040C1 is registered to BIZERBA-WERKE WILHEIM KRAUT 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. BIZERBA-WERKE WILHEIM KRAUT's block covers 16,777,216 addresses.
What devices use 0040C1?
Any network device with a MAC address starting 00:40:C1 was manufactured by or for BIZERBA-WERKE WILHEIM KRAUT.