Shenzhen smart-core technology co.,ltd.
MA-M
MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix74:25:84:D0:00:00 /28
Vendor address10th Floor, Building A, Chuangyi Kexing Science Park, No. 198, Keji Zhongyi Road, Yuehai Street 10th Floor, Building A, Chuangyi Kexing Science Park, No. 198, Keji Zhongyi Road, Yuehai Street Nanshan District Shenzhen Guangdong CN 518057
Country🇨🇳 China
Block range74:25:84:D0:00:00– 74:25:84:DF:FF:FF
Address capacity1,048,576
AdministrationUniversally administered: its prefix comes from a block registered through the IEEE Registration Authority
TransmissionUnicast: addressed to a single device
SourceIEEE Registration Authority
Address capacity is the size of this registered block, not a count of devices actually manufactured or online. Registration identifies the organization holding the block, not a specific device model or unit.
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Example addresses in this block
Other blocks registered to Shenzhen smart-core technology co.,ltd.