Groeneveld-BEKA GmbH (38:05:25:00:00:00 /28)

Groeneveld-BEKA GmbH MA-M

MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.

Prefix38:05:25:00:00:00 /28

Vendor addressWannberg 100 Pottenstein DE 91278

Block range38:05:25:00:00:00– 38:05:25:0F:FF:FF

Address capacity1,048,576

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

38:05:25:00:00:00 38:05:25:07:FF:FF 38:05:25:0F:FF:FF