MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix54:08:3B:C0:00:00 /28
Vendor addressVanDiemenstraat 200 Amsterdam NL 1013 CP
Country🇳🇱 Netherlands
RegisteredFeb 4, 2023
Block range54:08:3B:C0:00:00– 54:08:3B:CF: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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54:08:3B:B0:00:00 /28
Korea Bus Broadcasting
Next
54:08:3B:D0:00:00 /28
BHS Corrugated Maschinen- und Anlagenbau GmbH
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
FairPhone B.V. holds 4 registered blocks in the IEEE registry, ranking #723 of 33,427 organizations by block count.
Other blocks registered to FairPhone B.V.