What this means
The IEEE assigned the MA-L block 00059C to Kleinknecht GmbH, Ing. Büro. 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 00:05:9C, it is Kleinknecht GmbH, Ing. Büro hardware.
Frequently Asked Questions
Who owns MAC prefix 00059C?
00059C is registered to Kleinknecht GmbH, Ing. Büro 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. Kleinknecht GmbH, Ing. Büro's block covers 16,777,216 addresses.
What devices use 00059C?
Any network device with a MAC address starting 00:05:9C was manufactured by or for Kleinknecht GmbH, Ing. Büro.