Who owns MAC prefix FCAD0F?

FCAD0F is registered to QTS NETWORKS in the IEEE MA-L registry.

What devices use FCAD0F?

Any network device with a MAC address starting FC:AD:0F was manufactured by or for QTS NETWORKS.

MA-L · OUI prefix

QTS NETWORKS

Any MAC address starting FC:AD:0F is registered to QTS NETWORKS in CN.

OUI prefix	FCAD0F
Vendor	QTS NETWORKS
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	FC:AD:0F:00:00:00

What this means

The IEEE assigned the MA-L block FCAD0F to QTS NETWORKS. 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 FC:AD:0F, it is QTS NETWORKS hardware.

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