Who owns MAC prefix C4FDE6?

C4FDE6 is registered to DRTECH in the IEEE MA-L registry.

What devices use C4FDE6?

Any network device with a MAC address starting C4:FD:E6 was manufactured by or for DRTECH.

MA-L · OUI prefix

DRTECH

Any MAC address starting C4:FD:E6 is registered to DRTECH in KR.

OUI prefix	C4FDE6
Vendor	DRTECH
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	C4:FD:E6:00:00:00

What this means

The IEEE assigned the MA-L block C4FDE6 to DRTECH. 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 C4:FD:E6, it is DRTECH hardware.

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