What this means
The IEEE assigned the MA-L block 3C8129 to Inheco Industrial Heating and Cooling GmbH. 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 3C:81:29, it is Inheco Industrial Heating and Cooling GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 3C8129?
3C8129 is registered to Inheco Industrial Heating and Cooling GmbH 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. Inheco Industrial Heating and Cooling GmbH's block covers 16,777,216 addresses.
What devices use 3C8129?
Any network device with a MAC address starting 3C:81:29 was manufactured by or for Inheco Industrial Heating and Cooling GmbH.