Who owns MAC prefix DC3CF6?

DC3CF6 is registered to Atomic Rules LLC in the IEEE MA-L registry.

What devices use DC3CF6?

Any network device with a MAC address starting DC:3C:F6 was manufactured by or for Atomic Rules LLC.

MA-L · OUI prefix

Atomic Rules LLC

Any MAC address starting DC:3C:F6 is registered to Atomic Rules LLC in US.

OUI prefix	DC3CF6
Vendor	Atomic Rules LLC
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	DC:3C:F6:00:00:00

What this means

The IEEE assigned the MA-L block DC3CF6 to Atomic Rules LLC. 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 DC:3C:F6, it is Atomic Rules LLC hardware.

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