Who owns MAC prefix 9CA525?

9CA525 is registered to Shandong USR IOT Technology Limited in the IEEE MA-L registry.

What devices use 9CA525?

Any network device with a MAC address starting 9C:A5:25 was manufactured by or for Shandong USR IOT Technology Limited.

MA-L · OUI prefix

Shandong USR IOT Technology Limited

Any MAC address starting 9C:A5:25 is registered to Shandong USR IOT Technology Limited in CN.

OUI prefix	9CA525
Vendor	Shandong USR IOT Technology Limited
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	9C:A5:25:00:00:00

What this means

The IEEE assigned the MA-L block 9CA525 to Shandong USR IOT Technology Limited. 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 9C:A5:25, it is Shandong USR IOT Technology Limited hardware.

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