Devices with MAC addresses that start with 00-20-5E were manufactured by CASTLE ROCK, INC.

Device Manufacturer
CASTLE ROCK, INC.

Manufacturer Location
20 SOUTH SANTA CRUZ AVE.
LOS GATOS CA 95030

Estimated Devices using 00-20-5E
16,256,250

Estimated Total Devices From Mfg
16,256,250

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