What this means
The IEEE assigned the MA-L block 001F5A to Beckwith Electric Co.. 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 00:1F:5A, it is Beckwith Electric Co. hardware.
Frequently Asked Questions
Who owns MAC prefix 001F5A?
001F5A is registered to Beckwith Electric Co. 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. Beckwith Electric Co.'s block covers 16,777,216 addresses.
What devices use 001F5A?
Any network device with a MAC address starting 00:1F:5A was manufactured by or for Beckwith Electric Co..