What this means
The IEEE assigned the MA-L block C4BA99 to I+ME Actia Informatik und Mikro-Elektronik 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 C4:BA:99, it is I+ME Actia Informatik und Mikro-Elektronik GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix C4BA99?
C4BA99 is registered to I+ME Actia Informatik und Mikro-Elektronik 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. I+ME Actia Informatik und Mikro-Elektronik GmbH's block covers 16,777,216 addresses.
What devices use C4BA99?
Any network device with a MAC address starting C4:BA:99 was manufactured by or for I+ME Actia Informatik und Mikro-Elektronik GmbH.