What this means
The IEEE assigned the MA-L block CC3B3E to Lester Electrical. 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 CC:3B:3E, it is Lester Electrical hardware.
Frequently Asked Questions
Who owns MAC prefix CC3B3E?
CC3B3E is registered to Lester Electrical 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. Lester Electrical's block covers 16,777,216 addresses.
What devices use CC3B3E?
Any network device with a MAC address starting CC:3B:3E was manufactured by or for Lester Electrical.