MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixD0:AA:5F:40:00:00 /28
Vendor address2F. No. 583, Fujin St., Songshan Dist., Taipei City Taipei Taiwn TW 105
Country🇹🇼 Taiwan
RegisteredNov 28, 2024
Block rangeD0:AA:5F:40:00:00– D0:AA:5F:4F: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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D0:AA:5F:30:00:00 /28
Shenzhen Liandian Communication Technology Co.LTD
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D0:AA:5F:50:00:00 /28
深圳麦源实业有限公司
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
KOMER holds 1 registered blocks in the IEEE registry, ranking #17,823 of 33,421 organizations by block count.