What this means
The IEEE assigned the MA-M block 58E8761 to Beijing Perabytes IS 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 58:E8:76:1, it is Beijing Perabytes IS Technology Co., Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 58E8761?
58E8761 is registered to Beijing Perabytes IS Technology 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. Beijing Perabytes IS Technology Co., Ltd's block covers 1,048,576 addresses.
What devices use 58E8761?
Any network device with a MAC address starting 58:E8:76:1 was manufactured by or for Beijing Perabytes IS Technology Co., Ltd.