MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix58:F9:8E:00:00:00 /24
Vendor addressRhenus-Platz 2 Holzwickede NRW DE 59439
Country🇩🇪 Germany
RegisteredOct 8, 2010
Block range58:F9:8E:00:00:00– 58:F9:8E:FF:FF:FF
Address capacity16,777,216
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
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
SECUDOS GmbH holds 1 registered blocks in the IEEE registry, ranking #25,545 of 33,498 organizations by block count.