What this means
The IEEE assigned the MA-L block B01C91 to Elim 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 B0:1C:91, it is Elim Co hardware.
Frequently Asked Questions
Who owns MAC prefix B01C91?
B01C91 is registered to Elim 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. Elim Co's block covers 16,777,216 addresses.
What devices use B01C91?
Any network device with a MAC address starting B0:1C:91 was manufactured by or for Elim Co.