Who owns MAC prefix 00157B?

00157B is registered to Leuze electronic GmbH + Co. KG in the IEEE MA-L registry.

What devices use 00157B?

Any network device with a MAC address starting 00:15:7B was manufactured by or for Leuze electronic GmbH + Co. KG.

MA-L · OUI prefix

Leuze electronic GmbH + Co. KG

Any MAC address starting 00:15:7B is registered to Leuze electronic GmbH + Co. KG in DE.

OUI prefix	00157B
Vendor	Leuze electronic GmbH + Co. KG
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	00:15:7B:00:00:00

What this means

The IEEE assigned the MA-L block 00157B to Leuze electronic GmbH + Co. KG. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 00:15:7B, it is Leuze electronic GmbH + Co. KG hardware.

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