Who owns MAC prefix 6CEFC6?

6CEFC6 is registered to SHENZHEN TWOWING TECHNOLOGIES CO.,LTD. in the IEEE MA-L registry.

What devices use 6CEFC6?

Any network device with a MAC address starting 6C:EF:C6 was manufactured by or for SHENZHEN TWOWING TECHNOLOGIES CO.,LTD..

MA-L · OUI prefix

SHENZHEN TWOWING TECHNOLOGIES CO.,LTD.

Any MAC address starting 6C:EF:C6 is registered to SHENZHEN TWOWING TECHNOLOGIES CO.,LTD. in CN.

OUI prefix	6CEFC6
Vendor	SHENZHEN TWOWING TECHNOLOGIES CO.,LTD.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	6C:EF:C6:00:00:00

What this means

The IEEE assigned the MA-L block 6CEFC6 to SHENZHEN TWOWING TECHNOLOGIES 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 6C:EF:C6, it is SHENZHEN TWOWING TECHNOLOGIES CO.,LTD. hardware.

Other SHENZHEN TWOWING TECHNOLOGIES CO.,LTD. prefixes

SHENZHEN TWOWING TECHNOLOGIES CO.,LTD. holds 3 registered blocks in total.

1C5EE6 549359

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