What this means
The IEEE assigned the MA-L block DC58BC to Thomas-Krenn.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 DC:58:BC, it is Thomas-Krenn.AG hardware.
Frequently Asked Questions
Who owns MAC prefix DC58BC?
DC58BC is registered to Thomas-Krenn.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. Thomas-Krenn.AG's block covers 16,777,216 addresses.
What devices use DC58BC?
Any network device with a MAC address starting DC:58:BC was manufactured by or for Thomas-Krenn.AG.