MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix38:B1:9E:A0:00:00 /28
Vendor address501 Edificio Gaode, No. 10 Huayuan East Road, Haiden DIstrict Beijing CN 100191
Country🇨🇳 China
RegisteredNov 1, 2018
Block range38:B1:9E:A0:00:00– 38:B1:9E:AF: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.
Aeroespacial Guosheng Technology Co., Ltd holds 1 registered blocks in the IEEE registry, ranking #4,302 of 33,421 organizations by block count.