Who owns MAC prefix 405EE1?

405EE1 is registered to Shenzhen H&T Intelligent Control Co.,Ltd. in the IEEE MA-L registry.

What devices use 405EE1?

Any network device with a MAC address starting 40:5E:E1 was manufactured by or for Shenzhen H&T Intelligent Control Co.,Ltd..

MA-L · OUI prefix

Shenzhen H&T Intelligent Control Co.,Ltd.

Any MAC address starting 40:5E:E1 is registered to Shenzhen H&T Intelligent Control Co.,Ltd. in CN.

OUI prefix	405EE1
Vendor	Shenzhen H&T Intelligent Control Co.,Ltd.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	40:5E:E1:00:00:00

What this means

The IEEE assigned the MA-L block 405EE1 to Shenzhen H&T Intelligent Control 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 40:5E:E1, it is Shenzhen H&T Intelligent Control Co.,Ltd. hardware.

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