What this means
The IEEE assigned the MA-M block 3043D76 to Sprocomm Technologies Co., Ltd.Guangming Branch. 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 30:43:D7:6, it is Sprocomm Technologies Co., Ltd.Guangming Branch hardware.
Frequently Asked Questions
Who owns MAC prefix 3043D76?
3043D76 is registered to Sprocomm Technologies Co., Ltd.Guangming Branch in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. Sprocomm Technologies Co., Ltd.Guangming Branch's block covers 1,048,576 addresses.
What devices use 3043D76?
Any network device with a MAC address starting 30:43:D7:6 was manufactured by or for Sprocomm Technologies Co., Ltd.Guangming Branch.