What this means
The IEEE assigned the MA-L block 0022C7 to SEGGER Microcontroller GmbH & Co. KG. 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 00:22:C7, it is SEGGER Microcontroller GmbH & Co. KG hardware.
Frequently Asked Questions
Who owns MAC prefix 0022C7?
0022C7 is registered to SEGGER Microcontroller GmbH & Co. KG 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. SEGGER Microcontroller GmbH & Co. KG's block covers 16,777,216 addresses.
What devices use 0022C7?
Any network device with a MAC address starting 00:22:C7 was manufactured by or for SEGGER Microcontroller GmbH & Co. KG.