MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix98:8F:E0:70:00:00 /28
Vendor address5F, Building 1, Lane 60 Na Xian Road, Pudong District, Shanghai 201210 P.R.China Shanghai CN 200127
Country🇨🇳 China
RegisteredDec 8, 2021
Block range98:8F:E0:70:00:00– 98:8F:E0:7F: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
98:8F:E0:60:00:00 /28
Huaqin Technology Co.,Ltd.
Next
98:8F:E0:80:00:00 /28
Changzhou Perceptime Technology Co.,Ltd.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
China Huaxin Post and Telecom Technologies Co., Ltd. holds 1 registered blocks in the IEEE registry, ranking #8,322 of 33,421 organizations by block count.