MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix4C:93:A6:C0:00:00 /28
Vendor addressBuilding 2,Area E, Phase ii, Optical valley core center, No.52, Liufang road, East Lake Hi-tech Development Zone,Wuhan,China Wuhan Hubei CN 430000
Country🇨🇳 China
RegisteredJun 5, 2020
Block range4C:93:A6:C0:00:00– 4C:93:A6:CF: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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4C:93:A6:B0:00:00 /28
Felten Electronics
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4C:93:A6:D0:00:00 /28
Cantronic Systems (Canada) Inc
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Wuhan Maiwe communication Co.,Ltd holds 2 registered blocks in the IEEE registry, ranking #3,441 of 33,427 organizations by block count.
Other blocks registered to Wuhan Maiwe communication Co.,Ltd