What this means
The IEEE assigned the MA-L block DC3C2E to Manufacturing System Insights, Inc.. 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 DC:3C:2E, it is Manufacturing System Insights, Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix DC3C2E?
DC3C2E is registered to Manufacturing System Insights, Inc. 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. Manufacturing System Insights, Inc.'s block covers 16,777,216 addresses.
What devices use DC3C2E?
Any network device with a MAC address starting DC:3C:2E was manufactured by or for Manufacturing System Insights, Inc..