Devices with MAC addresses that start with D0-50-99 were manufactured by ASRock Incorporation

Device ManufacturerASRock Incorporation
2F., No.37, Sec. 2, Jhongyang S. Rd.
Taipei 112
Estimated Devices with D0-50-9916256250
Estimated Total Devices From Mfg81281250
Other MAC Addresses70-85-C2, 00-25-22, A8-A1-59, BC-5F-F4
Address Examples