MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:0D:13:00:00:00 /24
Vendor addressNiederworth 1-10 Schalksmühle NRW DE 58579
Country🇩🇪 Germany
RegisteredApr 25, 2003
Block range00:0D:13:00:00:00– 00:0D:13: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
- Apr 25, 2003 – Apr 12, 2013 Wilhelm Rutenbeck GmbH&Co. name changed
- Apr 12, 2013 – present Wilhelm Rutenbeck GmbH&Co.KG
Example addresses in this block
Where this block sits
Previous
00:0D:12:00:00:00 /24
AXELL Corporation
Next
00:0D:14:00:00:00 /24
Vtech Innovation LP dba Advanced American Telephones
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Wilhelm Rutenbeck GmbH&Co.KG holds 1 registered blocks in the IEEE registry, ranking #32,222 of 33,427 organizations by block count.