What this means
The IEEE assigned the MA-M block 1CA0D38 to Desarrollos y Soluciones Guinea I+D S.L.. 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 1C:A0:D3:8, it is Desarrollos y Soluciones Guinea I+D S.L. hardware.
Frequently Asked Questions
Who owns MAC prefix 1CA0D38?
1CA0D38 is registered to Desarrollos y Soluciones Guinea I+D S.L. 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. Desarrollos y Soluciones Guinea I+D S.L.'s block covers 1,048,576 addresses.
What devices use 1CA0D38?
Any network device with a MAC address starting 1C:A0:D3:8 was manufactured by or for Desarrollos y Soluciones Guinea I+D S.L..