What this means
The IEEE assigned the MA-L block 001B26 to RON-Telecom ZAO. 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 00:1B:26, it is RON-Telecom ZAO hardware.
Frequently Asked Questions
Who owns MAC prefix 001B26?
001B26 is registered to RON-Telecom ZAO 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. RON-Telecom ZAO's block covers 16,777,216 addresses.
What devices use 001B26?
Any network device with a MAC address starting 00:1B:26 was manufactured by or for RON-Telecom ZAO.