Who owns MAC prefix 603FC5?

603FC5 is registered to COX CO., LTD in the IEEE MA-L registry.

What devices use 603FC5?

Any network device with a MAC address starting 60:3F:C5 was manufactured by or for COX CO., LTD.

MA-L · OUI prefix

COX CO., LTD

Any MAC address starting 60:3F:C5 is registered to COX CO., LTD in KR.

OUI prefix	603FC5
Vendor	COX CO., LTD
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	60:3F:C5:00:00:00

What this means

The IEEE assigned the MA-L block 603FC5 to COX CO., LTD. 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 60:3F:C5, it is COX CO., LTD hardware.

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