What this means
The IEEE assigned the MA-L block 00071D to Satelsa Sistemas Y Aplicaciones De Telecomunicaciones, S.A.. 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 00:07:1D, it is Satelsa Sistemas Y Aplicaciones De Telecomunicaciones, S.A. hardware.
Frequently Asked Questions
Who owns MAC prefix 00071D?
00071D is registered to Satelsa Sistemas Y Aplicaciones De Telecomunicaciones, S.A. in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Satelsa Sistemas Y Aplicaciones De Telecomunicaciones, S.A.'s block covers 16,777,216 addresses.
What devices use 00071D?
Any network device with a MAC address starting 00:07:1D was manufactured by or for Satelsa Sistemas Y Aplicaciones De Telecomunicaciones, S.A..