Who owns MAC prefix B44C3B?

B44C3B is registered to Zhejiang Dahua Technology Co., Ltd. in the IEEE MA-L registry.

What devices use B44C3B?

Any network device with a MAC address starting B4:4C:3B was manufactured by or for Zhejiang Dahua Technology Co., Ltd..

MA-L · OUI prefix

Zhejiang Dahua Technology Co., Ltd.

Any MAC address starting B4:4C:3B is registered to Zhejiang Dahua Technology Co., Ltd. in CN.

OUI prefix	B44C3B
Vendor	Zhejiang Dahua Technology Co., Ltd.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	B4:4C:3B:00:00:00

What this means

The IEEE assigned the MA-L block B44C3B to Zhejiang Dahua 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 B4:4C:3B, it is Zhejiang Dahua Technology Co., Ltd. hardware.

Other Zhejiang Dahua Technology Co., Ltd. prefixes

Zhejiang Dahua Technology Co., Ltd. holds 27 registered blocks in total.

08EDED 14A78B 24526A 38AF29 3CE36B 3CEF8C 4C11BF 5CF51A 64FD29 6C1C71 74C929 8CE9B4 all 27 »

Look up another MAC