What this means
The IEEE assigned the MA-S block 8C1F6407D to Talleres de Escoriaza SAU. 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:64:07:D, it is Talleres de Escoriaza SAU hardware.
Frequently Asked Questions
Who owns MAC prefix 8C1F6407D?
8C1F6407D is registered to Talleres de Escoriaza SAU 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. Talleres de Escoriaza SAU's block covers 4,096 addresses.
What devices use 8C1F6407D?
Any network device with a MAC address starting 8C:1F:64:07:D was manufactured by or for Talleres de Escoriaza SAU.