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:83:34:60:00:00 /28
Vendor address315-1, 3rd floor, No. 15, information road, Haidian District Beijing CN 100089
Country🇨🇳 China
RegisteredJul 23, 2021
Block range7C:83:34:60:00:00– 7C:83:34:6F: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
Previous
7C:83:34:50:00:00 /28
PRO BRAND TECHNOLOGY (TW)
Next
7C:83:34:70:00:00 /28
ChengDU Yi Gong Intelligence Technology Co., Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Wojinxin Beijing Technology Co., LTD holds 1 registered blocks in the IEEE registry, ranking #32,419 of 33,427 organizations by block count.