1 registered blocks
China Essence Technology (Zhumadian) Co., Ltd. MAC Addresses
All OUI prefixes assigned to China Essence Technology (Zhumadian) Co., Ltd. by the IEEE. Any device MAC beginning with one of these belongs to this vendor.
MA-L (24-bit, large block)1 block
Combined address space16,777,216 addresses
All China Essence Technology (Zhumadian) Co., Ltd. prefixes
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