What this means
The IEEE assigned the MA-L block 002116 to Transcon Electronic Systems, spol. s r. o.. 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 00:21:16, it is Transcon Electronic Systems, spol. s r. o. hardware.
Frequently Asked Questions
Who owns MAC prefix 002116?
002116 is registered to Transcon Electronic Systems, spol. s r. o. 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. Transcon Electronic Systems, spol. s r. o.'s block covers 16,777,216 addresses.
What devices use 002116?
Any network device with a MAC address starting 00:21:16 was manufactured by or for Transcon Electronic Systems, spol. s r. o..