Devices with MAC addresses that start with 34-EF-8B were manufactured by NTT Communications Corporation

Device Manufacturer
NTT Communications Corporation
Manufacturer Location
NTT Hibiya Bldg. 7F
Chiyoda-ku Tokyo 100-8019
Estimated Devices using 34-EF-8B
16,256,250
Estimated Total Devices From Mfg
16,256,250
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