What this means
The IEEE assigned the MA-L block C8AF40 to marco Systemanalyse und Entwicklung 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 C8:AF:40, it is marco Systemanalyse und Entwicklung GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix C8AF40?
C8AF40 is registered to marco Systemanalyse und Entwicklung 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. marco Systemanalyse und Entwicklung GmbH's block covers 16,777,216 addresses.
What devices use C8AF40?
Any network device with a MAC address starting C8:AF:40 was manufactured by or for marco Systemanalyse und Entwicklung GmbH.