MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixA0:BB:3E:D0:00:00 /28
Vendor address105~107,1/F,Bldg T3,Shenzhen SW Park,No 011,High-teh South 7th Road, Nanshan District,Shenzhen Shenzhen Guangdong CN 518040
Country🇨🇳 China
RegisteredOct 16, 2015
Block rangeA0:BB:3E:D0:00:00– A0:BB:3E:DF: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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A0:BB:3E:C0:00:00 /28
Ewig Industries Macao Commercial Offshore Ltd
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A0:BB:3E:E0:00:00 /28
Messtechnik Sachs GmbH
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Shenzhen Talent Technology company limited holds 1 registered blocks in the IEEE registry, ranking #26,925 of 33,427 organizations by block count.