Who owns MAC prefix 84B386B?

84B386B is registered to Sineng electric CO., Ltd in the IEEE MA-M registry.

What devices use 84B386B?

Any network device with a MAC address starting 84:B3:86:B was manufactured by or for Sineng electric CO., Ltd.

MA-M · OUI prefix

Sineng electric CO., Ltd

Any MAC address starting 84:B3:86:B is registered to Sineng electric CO., Ltd in CN.

OUI prefix	84B386B
Vendor	Sineng electric CO., Ltd
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	84:B3:86:B:00:00:00

What this means

The IEEE assigned the MA-M block 84B386B to Sineng electric 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 84:B3:86:B, it is Sineng electric CO., Ltd hardware.

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