What this means
The IEEE assigned the MA-M block 58C41EB to Pulse Structural Monitoring 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:C4:1E:B, it is Pulse Structural Monitoring Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 58C41EB?
58C41EB is registered to Pulse Structural Monitoring 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. Pulse Structural Monitoring Ltd's block covers 1,048,576 addresses.
What devices use 58C41EB?
Any network device with a MAC address starting 58:C4:1E:B was manufactured by or for Pulse Structural Monitoring Ltd.