What this means
The IEEE assigned the MA-L block C0A4CF to Nintendo Co.,Ltd. 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:A4:CF, it is Nintendo Co.,Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix C0A4CF?
C0A4CF is registered to Nintendo Co.,Ltd 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. Nintendo Co.,Ltd's block covers 16,777,216 addresses.
What devices use C0A4CF?
Any network device with a MAC address starting C0:A4:CF was manufactured by or for Nintendo Co.,Ltd.