What this means
The IEEE assigned the MA-L block CC9E00 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 CC:9E:00, it is Nintendo Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix CC9E00?
CC9E00 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 CC9E00?
Any network device with a MAC address starting CC:9E:00 was manufactured by or for Nintendo Co., Ltd..