What devices use 745BC59?

Any network device with a MAC address starting 74:5B:C5:9 was manufactured by or for Haikou Frun Flash&Mcu Microcontrol Technology Development Co.,Ltd.

MA-M · OUI prefix

Haikou Frun Flash&Mcu Microcontrol Technology Development Co.,Ltd

Q: Who owns MAC prefix 745BC59?

745BC59 is registered to Haikou Frun Flash&Mcu Microcontrol Technology Development Co.,Ltd in the IEEE MA-M registry.

Any MAC address starting 74:5B:C5:9 is registered to Haikou Frun Flash&Mcu Microcontrol Technology Development Co.,Ltd in CN.

OUI prefix	745BC59
Vendor	Haikou Frun Flash&Mcu Microcontrol Technology Development Co.,Ltd
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	74:5B:C5:9:00:00:00

What this means

The IEEE assigned the MA-M block 745BC59 to Haikou Frun Flash&Mcu Microcontrol Technology Development 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 74:5B:C5:9, it is Haikou Frun Flash&Mcu Microcontrol Technology Development Co.,Ltd hardware.

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