Who owns MAC prefix 70B3D5F31?

70B3D5F31 is registered to The-Box Development in the IEEE MA-S registry.

What devices use 70B3D5F31?

Any network device with a MAC address starting 70:B3:D5:F3:1 was manufactured by or for The-Box Development.

MA-S · OUI prefix

The-Box Development

Any MAC address starting 70:B3:D5:F3:1 is registered to The-Box Development in RX.

OUI prefix	70B3D5F31
Vendor	The-Box Development
Registry	MA-S (36-bit, small block)
Country	RX
Example MAC	70:B3:D5:F3:1:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5F31 to The-Box Development. 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:F3:1, it is The-Box Development hardware.

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