What this means
The IEEE assigned the MA-L block B0CF0E to Mellanox Technologies, 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 B0:CF:0E, it is Mellanox Technologies, Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix B0CF0E?
B0CF0E is registered to Mellanox Technologies, 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. Mellanox Technologies, Inc.'s block covers 16,777,216 addresses.
What devices use B0CF0E?
Any network device with a MAC address starting B0:CF:0E was manufactured by or for Mellanox Technologies, Inc..