Who owns MAC prefix AC3019?

AC3019 is registered to Shenzhen Hailingwei Electronics Co., Ltd. in the IEEE MA-L registry.

What devices use AC3019?

Any network device with a MAC address starting AC:30:19 was manufactured by or for Shenzhen Hailingwei Electronics Co., Ltd..

MA-L · OUI prefix

Shenzhen Hailingwei Electronics Co., Ltd.

Any MAC address starting AC:30:19 is registered to Shenzhen Hailingwei Electronics Co., Ltd. in CN.

OUI prefix	AC3019
Vendor	Shenzhen Hailingwei Electronics Co., Ltd.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	AC:30:19:00:00:00

What this means

The IEEE assigned the MA-L block AC3019 to Shenzhen Hailingwei Electronics 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 AC:30:19, it is Shenzhen Hailingwei Electronics Co., Ltd. hardware.

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