What this means
The IEEE assigned the MA-L block C4C138 to OWLink Technology Inc. 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 C4:C1:38, it is OWLink Technology Inc hardware.
Frequently Asked Questions
Who owns MAC prefix C4C138?
C4C138 is registered to OWLink Technology Inc 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. OWLink Technology Inc's block covers 16,777,216 addresses.
What devices use C4C138?
Any network device with a MAC address starting C4:C1:38 was manufactured by or for OWLink Technology Inc.