MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:07:CC:00:00:00 /24
Vendor addressDORMA Platz 1 Ennepetal DE 58256
Country🇩🇪 Germany
RegisteredOct 24, 2001
Block range00:07:CC:00:00:00– 00:07:CC: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
- Oct 24, 2001 – Jun 27, 2026 Kaba Benzing GmbH name changedaddress changed
- Jun 27, 2026 – present dormakaba Deutschland GmbH
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.
dormakaba Deutschland GmbH holds 2 registered blocks in the IEEE registry, ranking #1,897 of 33,427 organizations by block count.
Other blocks registered to dormakaba Deutschland GmbH