MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix94:C9:B7:B0:00:00 /28
Vendor addressBuilding 2, Block A, 158 XinJunhuan Street, Pujiang Hi-tech Park Shanghai Shanghai CN 201114
Country🇨🇳 China
RegisteredOct 23, 2021
Block range94:C9:B7:B0:00:00– 94:C9:B7:BF: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.
Curious how a prefix like this turns into a full address? See how MAC addresses are structured →
Example addresses in this block
Where this block sits
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94:C9:B7:A0:00:00 /28
ShenZhen Beide Technology Co.,LTD
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94:C9:B7:C0:00:00 /28
Jinjin Technology (Shenzhen) Co., Ltd
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
3D Biomedicine Science & Technology Co., Limited holds 1 registered blocks in the IEEE registry, ranking #3,553 of 33,421 organizations by block count.