What this means
The IEEE assigned the MA-L block 00033C to Daiden 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 00:03:3C, it is Daiden Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 00033C?
00033C is registered to Daiden 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. Daiden Co., Ltd.'s block covers 16,777,216 addresses.
What devices use 00033C?
Any network device with a MAC address starting 00:03:3C was manufactured by or for Daiden Co., Ltd..