MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix24:4E:7B:C0:00:00 /28
Vendor address618-2#GONGREN WEST ROAD,JIAOJIANG AREA TAIZHOU ZHEJIANG CN 318000
Country🇨🇳 China
RegisteredAug 14, 2016
Block range24:4E:7B:C0:00:00– 24:4E:7B: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.
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
24:4E:7B:B0:00:00 /28
Mighty Audio, Inc.
Next
24:4E:7B:D0:00:00 /28
Church & Dwight Co., Inc.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
CHUNGHSIN TECHNOLOGY GROUP CO.,LTD holds 1 registered blocks in the IEEE registry, ranking #8,430 of 33,427 organizations by block count.