Devices with MAC addresses that start with 00-18-7B were manufactured by 4NSYS Co. Ltd.

Device Manufacturer
4NSYS Co. Ltd.

Manufacturer Location
3F, Hana Bldg
Guro-Gu Seoul 152-100

Estimated Devices using 00-18-7B
16,256,250

Estimated Total Devices From Mfg
16,256,250

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