Devices with MAC addresses that start with A4-B1-21 were manufactured by Arantia 2010 S.L.

Device Manufacturer
Arantia 2010 S.L.
Manufacturer Location
Volta do Castro s/n
Santiago de Compostela A Coruña 15706
Estimated Devices using A4-B1-21
16,256,250
Estimated Total Devices From Mfg
16,256,250
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