MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix8C:59:3C:30:00:00 /28
Vendor address97-2 keyuan 2nd street, jiulongpo district, Chongqing Chongqing CN 400039
Country🇨🇳 China
RegisteredApr 4, 2019
Block range8C:59:3C:30:00:00– 8C:59:3C:3F: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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8C:59:3C:20:00:00 /28
Beida Jade Bird Universal Fire Alarm Device CO.,LTD.
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8C:59:3C:40:00:00 /28
Guralp Systems Limited
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Chongqing beimoting technology co.ltd holds 1 registered blocks in the IEEE registry, ranking #8,368 of 33,427 organizations by block count.