J&M Analytik AG

MA-L

MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.

Prefix00:25:FA:00:00:00 /24

Vendor addressWilly-Messerschmitt-Strasse 8 Essingen BW DE 73457

RegisteredApr 26, 2009

Block range00:25:FA:00:00:00– 00:25:FA: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

00:25:FA:00:00:00 00:25:FA:7F:FF:FF 00:25:FA:FF:FF:FF

Where this block sits

Previous 00:25:F9:00:00:00 /24 GMK electronic design GmbH Next 00:25:FB:00:00:00 /24 Tunstall Healthcare A/S

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

J&M Analytik AG holds 1 registered blocks in the IEEE registry, ranking #16,937 of 33,427 organizations by block count.