What devices use 70B3D51C1?

Any network device with a MAC address starting 70:B3:D5:1C:1 was manufactured by or for Sphere of economical technologies Ltd.

MA-S · OUI prefix

Sphere of economical technologies Ltd

Q: Who owns MAC prefix 70B3D51C1?

70B3D51C1 is registered to Sphere of economical technologies Ltd in the IEEE MA-S registry.

Any MAC address starting 70:B3:D5:1C:1 is registered to Sphere of economical technologies Ltd in RU.

OUI prefix	70B3D51C1
Vendor	Sphere of economical technologies Ltd
Registry	MA-S (36-bit, small block)
Country	RU
Example MAC	70:B3:D5:1C:1:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D51C1 to Sphere of economical technologies Ltd. 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:D5:1C:1, it is Sphere of economical technologies Ltd hardware.

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