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:F9:C7:90:00:00 /28
Vendor addressRoom 2004, Building A3, Dayuan International Center, High Tech Zone Chengdu Sichuan CN 610000
Country🇨🇳 China
RegisteredSep 7, 2018
Block range98:F9:C7:90:00:00– 98:F9:C7:9F: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
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98:F9:C7:80:00:00 /28
Renalsense
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98:F9:C7:A0:00:00 /28
MSB Elektronik und Gerätebau GmbH
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Koala Technology CO., LTD. holds 1 registered blocks in the IEEE registry, ranking #17,779 of 33,427 organizations by block count.