What this means
The IEEE assigned the MA-L block 40B02F to Miele & Cie. KG. 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 40:B0:2F, it is Miele & Cie. KG hardware.
Frequently Asked Questions
Who owns MAC prefix 40B02F?
40B02F is registered to Miele & Cie. KG 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. Miele & Cie. KG's block covers 16,777,216 addresses.
What devices use 40B02F?
Any network device with a MAC address starting 40:B0:2F was manufactured by or for Miele & Cie. KG.