Who owns MAC prefix 70B3D5A6C?

70B3D5A6C is registered to Controles S.A. in the IEEE MA-S registry.

What devices use 70B3D5A6C?

Any network device with a MAC address starting 70:B3:D5:A6:C was manufactured by or for Controles S.A..

MA-S · OUI prefix

Controles S.A.

Any MAC address starting 70:B3:D5:A6:C is registered to Controles S.A. in UY.

OUI prefix	70B3D5A6C
Vendor	Controles S.A.
Registry	MA-S (36-bit, small block)
Country	UY
Example MAC	70:B3:D5:A6:C:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5A6C to Controles S.A.. 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:A6:C, it is Controles S.A. hardware.

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