Devices with MAC addresses that start with 00-02-91 were manufactured by Open Network Co., Ltd.

Device Manufacturer
Open Network Co., Ltd.
Manufacturer Location
Seishin Bldg., 2-5-10 Shinjuku
JAPAN 160-0022
Estimated Devices using 00-02-91
16,256,250
Estimated Total Devices From Mfg
16,256,250
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