What this means
The IEEE assigned the MA-L block C836A3 to GERTEC BRASIL LTDA. 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 C8:36:A3, it is GERTEC BRASIL LTDA hardware.
Frequently Asked Questions
Who owns MAC prefix C836A3?
C836A3 is registered to GERTEC BRASIL LTDA 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. GERTEC BRASIL LTDA's block covers 16,777,216 addresses.
What devices use C836A3?
Any network device with a MAC address starting C8:36:A3 was manufactured by or for GERTEC BRASIL LTDA.