MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix28:F5:37:80:00:00 /28
Vendor addressTianliaoBuilding F14 New Materials Industrial Park,Xueyuan Blvd Shenzhen, Nanshan District CN 518005
Country🇨🇳 China
RegisteredApr 23, 2017
Block range28:F5:37:80:00:00– 28:F5:37:8F: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.
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Ownership timeline
- Apr 23, 2017 – Nov 8, 2018 1MORE, INC. name changedaddress changed
- Nov 8, 2018 – present 1MORE
Example addresses in this block
Where this block sits
Previous
28:F5:37:70:00:00 /28
Shenzhen Modern Cowboy Technology Co.,Ltd.
Next
28:F5:37:90:00:00 /28
Herbert Waldmann GmbH & Co. KG
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
1MORE holds 5 registered blocks in the IEEE registry, ranking #541 of 33,421 organizations by block count.
Other blocks registered to 1MORE