Who owns MAC prefix F4979D9?

F4979D9 is registered to Beijing Jiaxin Technology Co., Ltd in the IEEE MA-M registry.

What devices use F4979D9?

Any network device with a MAC address starting F4:97:9D:9 was manufactured by or for Beijing Jiaxin Technology Co., Ltd.

MA-M · OUI prefix

Beijing Jiaxin Technology Co., Ltd

Any MAC address starting F4:97:9D:9 is registered to Beijing Jiaxin Technology Co., Ltd in CN.

OUI prefix	F4979D9
Vendor	Beijing Jiaxin Technology Co., Ltd
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	F4:97:9D:9:00:00:00

What this means

The IEEE assigned the MA-M block F4979D9 to Beijing Jiaxin 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 F4:97:9D:9, it is Beijing Jiaxin Technology Co., Ltd hardware.

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