MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:23:0E:00:00:00 /24
Vendor addressSandackerstrasse Oberbüren SG CH CH - 9245
Country🇨🇭 Switzerland
RegisteredJul 30, 2008
Block range00:23:0E:00:00:00– 00:23:0E: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
Previous
00:23:0D:00:00:00 /24
Nortel Networks
Next
00:23:0F:00:00:00 /24
Hirsch Electronics Corporation
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Gorba AG holds 1 registered blocks in the IEEE registry, ranking #13,870 of 33,421 organizations by block count.