What this means
The IEEE assigned the MA-S block 8C1F641A5 to DIALTRONICS SYSTEMS PVT 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 8C:1F:64:1A:5, it is DIALTRONICS SYSTEMS PVT LTD hardware.
Frequently Asked Questions
Who owns MAC prefix 8C1F641A5?
8C1F641A5 is registered to DIALTRONICS SYSTEMS PVT LTD 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. DIALTRONICS SYSTEMS PVT LTD's block covers 4,096 addresses.
What devices use 8C1F641A5?
Any network device with a MAC address starting 8C:1F:64:1A:5 was manufactured by or for DIALTRONICS SYSTEMS PVT LTD.