MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix88:C9:B3:30:00:00 /28
Vendor address28 weiwu Road,Micro-electronics Industrial Park,Xiqing District Tianjin,P,R,China Tianjin CN 300380
Country🇨🇳 China
RegisteredFeb 26, 2021
Block range88:C9:B3:30:00:00– 88:C9:B3:3F: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 →
Ownership timeline
- Feb 26, 2021 – Mar 7, 2021 Trakm8 Ltd name changedaddress changedcountry changed
- Mar 7, 2021 – present Fortive Setra-ICG(Tianjin)Co.,Ltd
Example addresses in this block
Where this block sits
Previous
88:C9:B3:20:00:00 /28
shenzhen franklin ESS technology CO.,Ltd
Next
88:C9:B3:40:00:00 /28
Hasbro Inc
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Fortive Setra-ICG(Tianjin)Co.,Ltd holds 1 registered blocks in the IEEE registry, ranking #12,938 of 33,427 organizations by block count.