What devices use 189BA58?

Any network device with a MAC address starting 18:9B:A5:8 was manufactured by or for Shenzhen Tong Tai Yi information Technology Co.,Ltd.

MA-M · OUI prefix

Shenzhen Tong Tai Yi information Technology Co.,Ltd

Q: Who owns MAC prefix 189BA58?

189BA58 is registered to Shenzhen Tong Tai Yi information Technology Co.,Ltd in the IEEE MA-M registry.

Any MAC address starting 18:9B:A5:8 is registered to Shenzhen Tong Tai Yi information Technology Co.,Ltd in CN.

OUI prefix	189BA58
Vendor	Shenzhen Tong Tai Yi information Technology Co.,Ltd
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	18:9B:A5:8:00:00:00

What this means

The IEEE assigned the MA-M block 189BA58 to Shenzhen Tong Tai Yi information Technology 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 18:9B:A5:8, it is Shenzhen Tong Tai Yi information Technology Co.,Ltd hardware.

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