Who owns MAC prefix 70B3D52C6?

70B3D52C6 is registered to AM General Contractor in the IEEE MA-S registry.

What devices use 70B3D52C6?

Any network device with a MAC address starting 70:B3:D5:2C:6 was manufactured by or for AM General Contractor.

MA-S · OUI prefix

AM General Contractor

Any MAC address starting 70:B3:D5:2C:6 is registered to AM General Contractor in IT.

OUI prefix	70B3D52C6
Vendor	AM General Contractor
Registry	MA-S (36-bit, small block)
Country	IT
Example MAC	70:B3:D5:2C:6:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D52C6 to AM General Contractor. 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:D5:2C:6, it is AM General Contractor hardware.

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