MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix4C:65:A8:B0:00:00 /28
Vendor addressRoom 403-405, Building C, Baoan New Generation Information Technology Industrial Park, No.139, Chuangye 2 Rd., Baoan District ShenZhen GuangDong CN 518101
Country🇨🇳 China
RegisteredMar 26, 2017
Block range4C:65:A8:B0:00:00– 4C:65:A8:BF: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
4C:65:A8:A0:00:00 /28
Suzhou Embedded Electronic Technology Co., Ltd.
Next
4C:65:A8:C0:00:00 /28
Fuse
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
ZMIN Technologies holds 1 registered blocks in the IEEE registry, ranking #33,354 of 33,427 organizations by block count.