What this means
The IEEE assigned the MA-L block B034FB to ShenZhen Microtest Automation 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 B0:34:FB, it is ShenZhen Microtest Automation Co.,Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix B034FB?
B034FB is registered to ShenZhen Microtest Automation Co.,Ltd in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. ShenZhen Microtest Automation Co.,Ltd's block covers 16,777,216 addresses.
What devices use B034FB?
Any network device with a MAC address starting B0:34:FB was manufactured by or for ShenZhen Microtest Automation Co.,Ltd.