MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix20:CE:2A:10:00:00 /28
Vendor addressRoom B, 9th floor, building 1, Hongqiao headquarters, 100 Zixiu Road, Shanghai Minhang District CN 201103
Country🇨🇳 China
RegisteredFeb 11, 2021
Block range20:CE:2A:10:00:00– 20:CE:2A:1F: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
Where this block sits
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Shanghai Digicube Info&Tech Co.,Ltd. holds 1 registered blocks in the IEEE registry, ranking #25,904 of 33,421 organizations by block count.