Who owns MAC prefix 94C9B71?

94C9B71 is registered to C-Mer Rainsoptics Limited in the IEEE MA-M registry.

What devices use 94C9B71?

Any network device with a MAC address starting 94:C9:B7:1 was manufactured by or for C-Mer Rainsoptics Limited.

MA-M · OUI prefix

C-Mer Rainsoptics Limited

Any MAC address starting 94:C9:B7:1 is registered to C-Mer Rainsoptics Limited in HK.

OUI prefix	94C9B71
Vendor	C-Mer Rainsoptics Limited
Registry	MA-M (28-bit, medium block)
Country	HK
Example MAC	94:C9:B7:1:00:00:00

What this means

The IEEE assigned the MA-M block 94C9B71 to C-Mer Rainsoptics 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 94:C9:B7:1, it is C-Mer Rainsoptics Limited hardware.

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