MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix98:27:82:90:00:00 /28
Vendor addressInnovation Industrial Park E2-2F hefei CN 230000
Country🇨🇳 China
RegisteredDec 4, 2020
Block range98:27:82:90:00:00– 98:27:82:9F: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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98:27:82:80:00:00 /28
CATS Power design
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98:27:82:A0:00:00 /28
Nanjing BianYu Future Home Technology Co.Ltd
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Wuxi GuoYiHaiJu Technology Co.,Ltd. holds 1 registered blocks in the IEEE registry, ranking #32,548 of 33,427 organizations by block count.