MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix9C:E4:50:00:00:00 /28
Vendor addressBuilding A, No. 13 Huayin Road, Hualang Community, Dalang Subdistrict, Longhua District Shenzhen Guangdong CN 518000
Country🇨🇳 China
RegisteredSep 8, 2025
Block range9C:E4:50:00:00:00– 9C:E4:50:0F: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.
Shenzhen Chengzhao Technology Co., Ltd. holds 1 registered blocks in the IEEE registry, ranking #26,277 of 33,421 organizations by block count.