What this means
The IEEE assigned the MA-L block 10090C to JANOME Corporation. 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 10:09:0C, it is JANOME Corporation hardware.
Frequently Asked Questions
Who owns MAC prefix 10090C?
10090C is registered to JANOME Corporation 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. JANOME Corporation's block covers 16,777,216 addresses.
What devices use 10090C?
Any network device with a MAC address starting 10:09:0C was manufactured by or for JANOME Corporation.