Who owns MAC prefix 00157F?

00157F is registered to ChuanG International Holding CO.,LTD. in the IEEE MA-L registry.

What devices use 00157F?

Any network device with a MAC address starting 00:15:7F was manufactured by or for ChuanG International Holding CO.,LTD..

MA-L · OUI prefix

ChuanG International Holding CO.,LTD.

Any MAC address starting 00:15:7F is registered to ChuanG International Holding CO.,LTD. in US.

OUI prefix	00157F
Vendor	ChuanG International Holding CO.,LTD.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:15:7F:00:00:00

What this means

The IEEE assigned the MA-L block 00157F to ChuanG International Holding 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 00:15:7F, it is ChuanG International Holding CO.,LTD. hardware.

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