What this means
The IEEE assigned the MA-L block 040067 to Stanley Black & Decker. 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 04:00:67, it is Stanley Black & Decker hardware.
Frequently Asked Questions
Who owns MAC prefix 040067?
040067 is registered to Stanley Black & Decker 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. Stanley Black & Decker's block covers 16,777,216 addresses.
What devices use 040067?
Any network device with a MAC address starting 04:00:67 was manufactured by or for Stanley Black & Decker.