Who owns MAC prefix 546D52?

546D52 is registered to TOPVIEW OPTRONICS CORP. in the IEEE MA-L registry.

What devices use 546D52?

Any network device with a MAC address starting 54:6D:52 was manufactured by or for TOPVIEW OPTRONICS CORP..

MA-L · OUI prefix

TOPVIEW OPTRONICS CORP.

Any MAC address starting 54:6D:52 is registered to TOPVIEW OPTRONICS CORP. in TW.

OUI prefix	546D52
Vendor	TOPVIEW OPTRONICS CORP.
Registry	MA-L (24-bit, large block)
Country	TW
Example MAC	54:6D:52:00:00:00

What this means

The IEEE assigned the MA-L block 546D52 to TOPVIEW OPTRONICS CORP.. 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 54:6D:52, it is TOPVIEW OPTRONICS CORP. hardware.

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