1 registered blocks
Guang Dong He Zheng Network Technology Co.,Ltd MAC Addresses
All OUI prefixes assigned to Guang Dong He Zheng Network Technology Co.,Ltd by the IEEE. Any device MAC beginning with one of these belongs to this vendor.
MA-M (28-bit, medium block)1 block
Combined address space1,048,576 addresses
All Guang Dong He Zheng Network Technology Co.,Ltd prefixes
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