Devices with MAC addresses that start with 00-90-CD were manufactured by ENT-EMPRESA NACIONAL DE TELECOMMUNICACOES, S.A.

Device Manufacturer
ENT-EMPRESA NACIONAL DE TELECOMMUNICACOES, S.A.
Manufacturer Location
R. ENG FREDERICO ULRICH - APARTADO 3081
Guardeiras - 4470 Moreira Maia
Estimated Devices using 00-90-CD
16,256,250
Estimated Total Devices From Mfg
16,256,250
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