Who owns MAC prefix 70B3D5883?

70B3D5883 is registered to Contec Americas Inc. in the IEEE MA-S registry.

What devices use 70B3D5883?

Any network device with a MAC address starting 70:B3:D5:88:3 was manufactured by or for Contec Americas Inc..

MA-S · OUI prefix

Contec Americas Inc.

Any MAC address starting 70:B3:D5:88:3 is registered to Contec Americas Inc. in US.

OUI prefix	70B3D5883
Vendor	Contec Americas Inc.
Registry	MA-S (36-bit, small block)
Country	US
Example MAC	70:B3:D5:88:3:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5883 to Contec Americas 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:D5:88:3, it is Contec Americas Inc. hardware.

Other Contec Americas Inc. prefixes

Contec Americas Inc. holds 7 registered blocks in total.

70B3D5363 70B3D5392 70B3D55D2 70B3D58B7 70B3D5914 70B3D5D10

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