What this means
The IEEE assigned the MA-L block 0026D3 to Zeno Information System. 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 00:26:D3, it is Zeno Information System hardware.
Frequently Asked Questions
Who owns MAC prefix 0026D3?
0026D3 is registered to Zeno Information System 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. Zeno Information System's block covers 16,777,216 addresses.
What devices use 0026D3?
Any network device with a MAC address starting 00:26:D3 was manufactured by or for Zeno Information System.