MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix4C:74:A7:40:00:00 /28
Vendor address12th Floor A3 Building, No. 777, West Jianzhu Road, Binhu District, Wuxi City, Jiangsu Province Jiangsu CN 214028
Country🇨🇳 China
RegisteredAug 12, 2022
Block range4C:74:A7:40:00:00– 4C:74:A7:4F: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.
Wuxi Micro Innovation Integrated Circuit Design Co., Ltd holds 1 registered blocks in the IEEE registry, ranking #32,549 of 33,421 organizations by block count.