MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix6C:27:C8:A0:00:00 /28
Vendor addressNo.4 Electronic Factory, comprehensive Bonded Zone, No.777 Guanggu 3rd Road, East Lake New Technology DevelopmentZone,Wuhan,HubeP.R.China Wuhan Hubei CN 430205
Country🇨🇳 China
RegisteredMar 12, 2025
Block range6C:27:C8:A0:00:00– 6C:27:C8:AF: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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6C:27:C8:90:00:00 /28
Mitsubishi Electric Europe B.V UK Branch
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6C:27:C8:B0:00:00 /28
Sensio AS
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
HICI Digital Power Technology Co.,Ltd. holds 1 registered blocks in the IEEE registry, ranking #14,827 of 33,427 organizations by block count.