What this means
The IEEE assigned the MA-S block 8C1F640B3 to NetSense CyberSecurity Private Limited. 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 8C:1F:64:0B:3, it is NetSense CyberSecurity Private Limited hardware.
Frequently Asked Questions
Who owns MAC prefix 8C1F640B3?
8C1F640B3 is registered to NetSense CyberSecurity Private Limited in the IEEE MA-S registry.
What does the MA-S registry type mean?
An MA-S assignment, formerly called OUI-36, covers 36 bits, giving the vendor 4,096 device addresses, the smallest block the IEEE issues. NetSense CyberSecurity Private Limited's block covers 4,096 addresses.
What devices use 8C1F640B3?
Any network device with a MAC address starting 8C:1F:64:0B:3 was manufactured by or for NetSense CyberSecurity Private Limited.