What this means
The IEEE assigned the MA-L block 000BFE to CASTEL Broadband Limited. 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 00:0B:FE, it is CASTEL Broadband Limited hardware.
Frequently Asked Questions
Who owns MAC prefix 000BFE?
000BFE is registered to CASTEL Broadband Limited 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. CASTEL Broadband Limited's block covers 16,777,216 addresses.
What devices use 000BFE?
Any network device with a MAC address starting 00:0B:FE was manufactured by or for CASTEL Broadband Limited.