What devices use A83FA19?

Any network device with a MAC address starting A8:3F:A1:9 was manufactured by or for Shenzhen ITLONG Intelligent Technology Co.,Ltd.

MA-M · OUI prefix

Shenzhen ITLONG Intelligent Technology Co.,Ltd

Q: Who owns MAC prefix A83FA19?

A83FA19 is registered to Shenzhen ITLONG Intelligent Technology Co.,Ltd in the IEEE MA-M registry.

Any MAC address starting A8:3F:A1:9 is registered to Shenzhen ITLONG Intelligent Technology Co.,Ltd in CN.

OUI prefix	A83FA19
Vendor	Shenzhen ITLONG Intelligent Technology Co.,Ltd
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	A8:3F:A1:9:00:00:00

What this means

The IEEE assigned the MA-M block A83FA19 to Shenzhen ITLONG Intelligent 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 A8:3F:A1:9, it is Shenzhen ITLONG Intelligent Technology Co.,Ltd hardware.

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