Who owns MAC prefix 70B3D5FF1?

70B3D5FF1 is registered to Data Strategy Limited in the IEEE MA-S registry.

What devices use 70B3D5FF1?

Any network device with a MAC address starting 70:B3:D5:FF:1 was manufactured by or for Data Strategy Limited.

MA-S · OUI prefix

Data Strategy Limited

Any MAC address starting 70:B3:D5:FF:1 is registered to Data Strategy Limited.

OUI prefix	70B3D5FF1
Vendor	Data Strategy Limited
Registry	MA-S (36-bit, small block)
Example MAC	70:B3:D5:FF:1:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5FF1 to Data Strategy Limited. 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:FF:1, it is Data Strategy Limited hardware.

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