Who owns MAC prefix 283984?

283984 is registered to Qidi Technology (shanghai) Co.,Ltd. in the IEEE MA-L registry.

What devices use 283984?

Any network device with a MAC address starting 28:39:84 was manufactured by or for Qidi Technology (shanghai) Co.,Ltd..

MA-L · OUI prefix

Qidi Technology (shanghai) Co.,Ltd.

Any MAC address starting 28:39:84 is registered to Qidi Technology (shanghai) Co.,Ltd. in CN.

OUI prefix	283984
Vendor	Qidi Technology (shanghai) Co.,Ltd.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	28:39:84:00:00:00

What this means

The IEEE assigned the MA-L block 283984 to Qidi Technology (shanghai) 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 28:39:84, it is Qidi Technology (shanghai) Co.,Ltd. hardware.

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