What this means
The IEEE assigned the MA-L block C0DF77 to Conrad Electronic SE. 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 C0:DF:77, it is Conrad Electronic SE hardware.
Frequently Asked Questions
Who owns MAC prefix C0DF77?
C0DF77 is registered to Conrad Electronic SE 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. Conrad Electronic SE's block covers 16,777,216 addresses.
What devices use C0DF77?
Any network device with a MAC address starting C0:DF:77 was manufactured by or for Conrad Electronic SE.