MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:0B:1C:00:00:00 /24
Vendor addressSchoonhout 46 Etten-Leur NB NL 4872 ME
Country🇲🇪 Montenegro
RegisteredSep 9, 2002
Block range00:0B:1C:00:00:00– 00:0B:1C: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 →
Ownership timeline
- Sep 9, 2002 – Dec 10, 2005 Private name changedaddress changedcountry changed
- Dec 10, 2005 – present SIBCO bv
Example addresses in this block
Where this block sits
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00:0B:1B:00:00:00 /24
Systronix, Inc.
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00:0B:1D:00:00:00 /24
LayerZero Power Systems, Inc.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
SIBCO bv holds 1 registered blocks in the IEEE registry, ranking #27,241 of 33,427 organizations by block count.