Who owns MAC prefix 70B3D5E44?

70B3D5E44 is registered to BrainboxAI Inc in the IEEE MA-S registry.

What devices use 70B3D5E44?

Any network device with a MAC address starting 70:B3:D5:E4:4 was manufactured by or for BrainboxAI Inc.

MA-S · OUI prefix

BrainboxAI Inc

Any MAC address starting 70:B3:D5:E4:4 is registered to BrainboxAI Inc.

OUI prefix	70B3D5E44
Vendor	BrainboxAI Inc
Registry	MA-S (36-bit, small block)
Example MAC	70:B3:D5:E4:4:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5E44 to BrainboxAI Inc. 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 70:B3:D5:E4:4, it is BrainboxAI Inc hardware.

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