Devices with MAC addresses that start with 00-19-38 were manufactured by UMB Communications Co., Ltd.

Device Manufacturer
UMB Communications Co., Ltd.

Manufacturer Location
1010, 5, ACE Techno Tower, 197-22, Guro-dong, Guro-gu
Seoul 151-766

Estimated Devices using 00-19-38
16,256,250

Estimated Total Devices From Mfg
16,256,250

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