What this means
The IEEE assigned the MA-L block 540536 to Vivago Oy. 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 54:05:36, it is Vivago Oy hardware.
Frequently Asked Questions
Who owns MAC prefix 540536?
540536 is registered to Vivago Oy 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. Vivago Oy's block covers 16,777,216 addresses.
What devices use 540536?
Any network device with a MAC address starting 54:05:36 was manufactured by or for Vivago Oy.