MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix8C:1F:64:6E:90:00 /36
Vendor addressRoom 1717, Building 2, Jiaxin Huihuang Times Building, Zhongkang Road, Meidu Community, Meilin Street, Futian District, Shenzhen 深圳 GUANGDONG CN 518000
Country🇨🇳 China
RegisteredJul 31, 2025
Block range8C:1F:64:6E:90:00– 8C:1F:64:6E:9F:FF
Address capacity4,096
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
Where this block sits
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
SHENZHEN sunforest Co.LTD holds 1 registered blocks in the IEEE registry, ranking #26,910 of 33,427 organizations by block count.