Who owns MAC prefix 405662?

405662 is registered to GuoTengShengHua Electronics LTD. in the IEEE MA-L registry.

What devices use 405662?

Any network device with a MAC address starting 40:56:62 was manufactured by or for GuoTengShengHua Electronics LTD..

MA-L · OUI prefix

GuoTengShengHua Electronics LTD.

Any MAC address starting 40:56:62 is registered to GuoTengShengHua Electronics LTD. in CN.

OUI prefix	405662
Vendor	GuoTengShengHua Electronics LTD.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	40:56:62:00:00:00

What this means

The IEEE assigned the MA-L block 405662 to GuoTengShengHua Electronics 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 40:56:62, it is GuoTengShengHua Electronics LTD. hardware.

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