What this means
The IEEE assigned the MA-L block AC0142 to Uriel Technologies SIA. 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 AC:01:42, it is Uriel Technologies SIA hardware.
Frequently Asked Questions
Who owns MAC prefix AC0142?
AC0142 is registered to Uriel Technologies SIA 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. Uriel Technologies SIA's block covers 16,777,216 addresses.
What devices use AC0142?
Any network device with a MAC address starting AC:01:42 was manufactured by or for Uriel Technologies SIA.