MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix3C:42:7E:10:00:00 /28
Vendor addressTaide Industrial Park,Phase 2 Jinfenghuang Industrial District Huangdong,Fenggang Town Dongguan City GuangDong CN 523696
Country🇨🇳 China
RegisteredApr 8, 2018
Block range3C:42:7E:10:00:00– 3C:42:7E:1F: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
3C:42:7E:00:00:00 /28
Grandway Technology (Shenzhen) Limited
Next
3C:42:7E:20:00:00 /28
Starloop Tech Co., Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Dongguan Taide Industrial Co.,Ltd. holds 1 registered blocks in the IEEE registry, ranking #10,682 of 33,427 organizations by block count.