What this means
The IEEE assigned the MA-L block 3089EC 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 30:89:EC, it is Nintendo Co.,Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 3089EC?
3089EC 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 3089EC?
Any network device with a MAC address starting 30:89:EC was manufactured by or for Nintendo Co.,Ltd.