Who owns MAC prefix 70B3D5A13?

70B3D5A13 is registered to Uplevel Systems Inc in the IEEE MA-S registry.

What devices use 70B3D5A13?

Any network device with a MAC address starting 70:B3:D5:A1:3 was manufactured by or for Uplevel Systems Inc.

MA-S · OUI prefix

Uplevel Systems Inc

Any MAC address starting 70:B3:D5:A1:3 is registered to Uplevel Systems Inc in US.

OUI prefix	70B3D5A13
Vendor	Uplevel Systems Inc
Registry	MA-S (36-bit, small block)
Country	US
Example MAC	70:B3:D5:A1:3:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5A13 to Uplevel Systems 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:A1:3, it is Uplevel Systems Inc hardware.

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