What this means
The IEEE assigned the MA-L block 00126B to Ascalade Communications Limited. 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 00:12:6B, it is Ascalade Communications Limited hardware.
Frequently Asked Questions
Who owns MAC prefix 00126B?
00126B is registered to Ascalade Communications Limited 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. Ascalade Communications Limited's block covers 16,777,216 addresses.
What devices use 00126B?
Any network device with a MAC address starting 00:12:6B was manufactured by or for Ascalade Communications Limited.