Devices with MAC addresses that start with 00-D0-57 were manufactured by ULTRAK, INC.

Device Manufacturer
ULTRAK, INC.
Manufacturer Location
1301 WATERS RIDGE DRIVE
LEWISVILLE TX 75057
Estimated Devices using 00-D0-57
16,256,250
Estimated Total Devices From Mfg
16,256,250
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