MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixA0:22:4E:A0:00:00 /28
Vendor addressMarktplatz 40 Neukirchen am Walde Upper Austria AT 4724
Country🇦🇹 Austria
RegisteredOct 4, 2019
Block rangeA0:22:4E:A0:00:00– A0:22:4E: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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A0:22:4E:90:00:00 /28
Delta Tau Data Systems, Inc.
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A0:22:4E:B0:00:00 /28
All Inspire Health Inc.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
IST ElektronikgesmbH holds 2 registered blocks in the IEEE registry, ranking #2,304 of 33,421 organizations by block count.
Other blocks registered to IST ElektronikgesmbH