Who owns MAC prefix 54C57A?

54C57A is registered to Sunnovo International Limited in the IEEE MA-L registry.

What devices use 54C57A?

Any network device with a MAC address starting 54:C5:7A was manufactured by or for Sunnovo International Limited.

MA-L · OUI prefix

Sunnovo International Limited

Any MAC address starting 54:C5:7A is registered to Sunnovo International Limited in CN.

OUI prefix	54C57A
Vendor	Sunnovo International Limited
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	54:C5:7A:00:00:00

What this means

The IEEE assigned the MA-L block 54C57A to Sunnovo International 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 54:C5:7A, it is Sunnovo International Limited hardware.

Other Sunnovo International Limited prefixes

Sunnovo International Limited holds 11 registered blocks in total.

00692D 08A5C8 14801F 204B22 2C43BE 48E533 60313B 60D21C 886B44 AC567B

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