What this means
The IEEE assigned the MA-L block F83C80 to MITSUMI ELECTRIC 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 F8:3C:80, it is MITSUMI ELECTRIC CO.,LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix F83C80?
F83C80 is registered to MITSUMI ELECTRIC 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. MITSUMI ELECTRIC CO.,LTD.'s block covers 16,777,216 addresses.
What devices use F83C80?
Any network device with a MAC address starting F8:3C:80 was manufactured by or for MITSUMI ELECTRIC CO.,LTD..