What this means
The IEEE assigned the MA-M block 9088A93 to Hangzhou Hollysys 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 90:88:A9:3, it is Hangzhou Hollysys Automation Co., Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 9088A93?
9088A93 is registered to Hangzhou Hollysys Automation Co., Ltd 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. Hangzhou Hollysys Automation Co., Ltd's block covers 1,048,576 addresses.
What devices use 9088A93?
Any network device with a MAC address starting 90:88:A9:3 was manufactured by or for Hangzhou Hollysys Automation Co., Ltd.