MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix18:74:E2:E0:00:00 /28
Vendor address3005, No.15-3, Haitian Road, Building C, N23 Excellence Times Square, Haiwang Community, Xin 'an Street, Bao 'an District Shenzhen CN 518000
Country🇨🇳 China
RegisteredApr 4, 2021
Block range18:74:E2:E0:00:00– 18:74:E2:EF: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.
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Example addresses in this block
Where this block sits
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
G&O Audio Co.,LTD holds 1 registered blocks in the IEEE registry, ranking #13,257 of 33,427 organizations by block count.