MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixD4:BA:BA:70:00:00 /28
Vendor address12A5, Building T1, Fangda Plaza, Beihuan Avenue, Taoyuan Street, Nanshan District Shenzhen CN 518000
Country🇨🇳 China
RegisteredJul 20, 2022
Block rangeD4:BA:BA:70:00:00– D4:BA:BA:7F: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
D4:BA:BA:60:00:00 /28
Shenzhen Yueer Innovation Technology Co., Ltd
Next
D4:BA:BA:80:00:00 /28
Chengdu Ba SAN SI YI Information Technology Co., LTD
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Shenzhen Double Better Technology Co., Ltd holds 1 registered blocks in the IEEE registry, ranking #26,361 of 33,427 organizations by block count.