Who owns MAC prefix AC1DDF1?

AC1DDF1 is registered to HellaStorm, Inc. in the IEEE MA-M registry.

What devices use AC1DDF1?

Any network device with a MAC address starting AC:1D:DF:1 was manufactured by or for HellaStorm, Inc..

MA-M · OUI prefix

HellaStorm, Inc.

Any MAC address starting AC:1D:DF:1 is registered to HellaStorm, Inc. in US.

OUI prefix	AC1DDF1
Vendor	HellaStorm, Inc.
Registry	MA-M (28-bit, medium block)
Country	US
Example MAC	AC:1D:DF:1:00:00:00

What this means

The IEEE assigned the MA-M block AC1DDF1 to HellaStorm, Inc.. 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 AC:1D:DF:1, it is HellaStorm, Inc. hardware.

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