Who owns MAC prefix D4E32C?

D4E32C is registered to S. Siedle & Sohne in the IEEE MA-L registry.

What devices use D4E32C?

Any network device with a MAC address starting D4:E3:2C was manufactured by or for S. Siedle & Sohne.

MA-L · OUI prefix

S. Siedle & Sohne

Any MAC address starting D4:E3:2C is registered to S. Siedle & Sohne in DE.

OUI prefix	D4E32C
Vendor	S. Siedle & Sohne
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	D4:E3:2C:00:00:00

What this means

The IEEE assigned the MA-L block D4E32C to S. Siedle & Sohne. 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 D4:E3:2C, it is S. Siedle & Sohne hardware.

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