What this means
The IEEE assigned the MA-L block 6C40C6 to Nimbus Data, 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 6C:40:C6, it is Nimbus Data, Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 6C40C6?
6C40C6 is registered to Nimbus Data, 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. Nimbus Data, Inc.'s block covers 16,777,216 addresses.
What devices use 6C40C6?
Any network device with a MAC address starting 6C:40:C6 was manufactured by or for Nimbus Data, Inc..