MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix7C:83:34:C0:00:00 /28
Vendor addressNo.568 QueYuan Road Chuanggu Park Flat 1001-1061 Changsha CN 410000
Country🇨🇳 China
RegisteredJul 22, 2021
Block range7C:83:34:C0:00:00– 7C:83:34:CF: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
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7C:83:34:B0:00:00 /28
Shenzhen AZW Technology Co., Ltd.
Next
7C:83:34:D0:00:00 /28
MSV elektronika s.r.o.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Hunan Datang Xianyi Technology Co.,Ltd holds 1 registered blocks in the IEEE registry, ranking #15,275 of 33,427 organizations by block count.