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:A0:00:00 /28
Vendor addressHofwiesenstr. 23 Crailsheim DE 74564
Country🇩🇪 Germany
RegisteredAug 19, 2018
Block range98:F9:C7:A0:00:00– 98:F9:C7:AF: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:C7:90:00:00 /28
Koala Technology CO., LTD.
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98:F9:C7:B0:00:00 /28
HIROIA Communications Pte. Ltd. Taiwan Branch
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
MSB Elektronik und Gerätebau GmbH holds 3 registered blocks in the IEEE registry, ranking #1,190 of 33,427 organizations by block count.
Other blocks registered to MSB Elektronik und Gerätebau GmbH