Who owns MAC prefix EC9A0CD?

EC9A0CD is registered to ViGEM GmbH in the IEEE MA-M registry.

What devices use EC9A0CD?

Any network device with a MAC address starting EC:9A:0C:D was manufactured by or for ViGEM GmbH.

MA-M · OUI prefix

ViGEM GmbH

Any MAC address starting EC:9A:0C:D is registered to ViGEM GmbH in DE.

OUI prefix	EC9A0CD
Vendor	ViGEM GmbH
Registry	MA-M (28-bit, medium block)
Country	DE
Example MAC	EC:9A:0C:D:00:00:00

What this means

The IEEE assigned the MA-M block EC9A0CD to ViGEM GmbH. 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 EC:9A:0C:D, it is ViGEM GmbH hardware.

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