macadress

EMK Elektronik GmbH & Co. KG

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:80:D9:00:00:00 /24
Vendor addressObere Bergstrasse 28 75335 Dobel DE
Country🇩🇪  Germany
RegisteredSep 8, 2000
Block range00:80:D9:00:00:00– 00:80:D9: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

  1. Sep 8, 2000 – Jun 23, 2009 EMK ELEKTRONIK name changedaddress changed
  2. Jun 23, 2009 – present EMK Elektronik GmbH & Co. KG

Example addresses in this block

00:80:D9:00:00:00 00:80:D9:7F:FF:FF 00:80:D9:FF:FF:FF

Where this block sits

Previous 00:80:D8:00:00:00 /24 NETWORK PERIPHERALS INC. Next 00:80:DA:00:00:00 /24 Hottinger Brüel & Kjær A/S

The nearest registered blocks of the same size on either side of this one in IEEE's address space.

EMK Elektronik GmbH & Co. KG holds 1 registered blocks in the IEEE registry, ranking #11,702 of 33,427 organizations by block count.