Who owns MAC prefix 70B3D52BB?

70B3D52BB is registered to Automation Networks & Solutions LLC in the IEEE MA-S registry.

What devices use 70B3D52BB?

Any network device with a MAC address starting 70:B3:D5:2B:B was manufactured by or for Automation Networks & Solutions LLC.

MA-S · OUI prefix

Automation Networks & Solutions LLC

Any MAC address starting 70:B3:D5:2B:B is registered to Automation Networks & Solutions LLC in US.

OUI prefix	70B3D52BB
Vendor	Automation Networks & Solutions LLC
Registry	MA-S (36-bit, small block)
Country	US
Example MAC	70:B3:D5:2B:B:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D52BB to Automation Networks & Solutions LLC. 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:D5:2B:B, it is Automation Networks & Solutions LLC hardware.

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