MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix88:C9:B3:10:00:00 /28
Vendor address8F; No.10, Aly6, Ln.235, Baociao Rd; Sindian Dist. New Taipei City TW 23145
Country🇹🇼 Taiwan
RegisteredFeb 28, 2021
Block range88:C9:B3:10:00:00– 88:C9:B3:1F: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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88:C9:B3:00:00:00 /28
ADOPT NETTECH PVT LTD
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88:C9:B3:20:00:00 /28
shenzhen franklin ESS technology CO.,Ltd
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Cervoz Technology Co; Ltd. holds 1 registered blocks in the IEEE registry, ranking #8,108 of 33,427 organizations by block count.