Who owns MAC prefix D493A0?

D493A0 is registered to Fidelix Oy in the IEEE MA-L registry.

What devices use D493A0?

Any network device with a MAC address starting D4:93:A0 was manufactured by or for Fidelix Oy.

MA-L · OUI prefix

Fidelix Oy

Any MAC address starting D4:93:A0 is registered to Fidelix Oy in FI.

OUI prefix	D493A0
Vendor	Fidelix Oy
Registry	MA-L (24-bit, large block)
Country	FI
Example MAC	D4:93:A0:00:00:00

What this means

The IEEE assigned the MA-L block D493A0 to Fidelix Oy. 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 D4:93:A0, it is Fidelix Oy hardware.

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