MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix5C:5A:4C:20:00:00 /28
Vendor addressAv. Cerdanyola 79-81 Local C Sant Cugat del Valles Barcelona ES 08172
Country🇪🇸 Spain
RegisteredApr 18, 2024
Block range5C:5A:4C:20:00:00– 5C:5A:4C:2F: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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5C:5A:4C:10:00:00 /28
Orchid Products Limited
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5C:5A:4C:30:00:00 /28
Ferroamp AB (publ)
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
ITS Partner (O.B.S) S.L. holds 2 registered blocks in the IEEE registry, ranking #2,309 of 33,421 organizations by block count.
Other blocks registered to ITS Partner (O.B.S) S.L.