What this means
The IEEE assigned the MA-L block 0030E5 to Amper Datos 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 00:30:E5, it is Amper Datos S.A. hardware.
Frequently Asked Questions
Who owns MAC prefix 0030E5?
0030E5 is registered to Amper Datos 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. Amper Datos S.A.'s block covers 16,777,216 addresses.
What devices use 0030E5?
Any network device with a MAC address starting 00:30:E5 was manufactured by or for Amper Datos S.A..