ACTIVIO Inc. Mac Address


Takeuchi Lorie Bldg. Room 503, 1-34-12, Takadanobaba
Shinjuku-ku Tokyo 1690075


A4:5E:5A:00:00:00 ====> A4:5E:5A:FF:FF:FF

The maximum devices for this prefix is 16777216 Possible devices, This means that manufacturer can use this prefix to produce this amount of devices,but it didn't mean that he already manufactured them all or he had a plan to do.
And if This Manufacturer used all possible devices for this prefix he had to buy a new prefix from the IEEE to manufacture extra devices.

IEEE Database:MA-L

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