Who owns MAC prefix 000DA4?

000DA4 is registered to DOSCH & AMAND SYSTEMS AG in the IEEE MA-L registry.

What devices use 000DA4?

Any network device with a MAC address starting 00:0D:A4 was manufactured by or for DOSCH & AMAND SYSTEMS AG.

MA-L · OUI prefix

DOSCH & AMAND SYSTEMS AG

Any MAC address starting 00:0D:A4 is registered to DOSCH & AMAND SYSTEMS AG in DE.

OUI prefix	000DA4
Vendor	DOSCH & AMAND SYSTEMS AG
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	00:0D:A4:00:00:00

What this means

The IEEE assigned the MA-L block 000DA4 to DOSCH & AMAND SYSTEMS AG. 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 00:0D:A4, it is DOSCH & AMAND SYSTEMS AG hardware.

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