What this means
The IEEE assigned the MA-L block 00045D to BEKA Elektronik. 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 00:04:5D, it is BEKA Elektronik hardware.
Frequently Asked Questions
Who owns MAC prefix 00045D?
00045D is registered to BEKA Elektronik 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. BEKA Elektronik's block covers 16,777,216 addresses.
What devices use 00045D?
Any network device with a MAC address starting 00:04:5D was manufactured by or for BEKA Elektronik.