Who owns MAC prefix 54A493C?

54A493C is registered to BJ COTYTECH TECHNOLOGY CO.,LTD in the IEEE MA-M registry.

What devices use 54A493C?

Any network device with a MAC address starting 54:A4:93:C was manufactured by or for BJ COTYTECH TECHNOLOGY CO.,LTD.

MA-M · OUI prefix

BJ COTYTECH TECHNOLOGY CO.,LTD

Any MAC address starting 54:A4:93:C is registered to BJ COTYTECH TECHNOLOGY CO.,LTD in CN.

OUI prefix	54A493C
Vendor	BJ COTYTECH TECHNOLOGY CO.,LTD
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	54:A4:93:C:00:00:00

What this means

The IEEE assigned the MA-M block 54A493C to BJ COTYTECH TECHNOLOGY 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 54:A4:93:C, it is BJ COTYTECH TECHNOLOGY CO.,LTD hardware.

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