What this means
The IEEE assigned the MA-L block C4291D to KLEMSAN ELEKTRIK ELEKTRONIK SAN.VE TIC.AS.. 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 C4:29:1D, it is KLEMSAN ELEKTRIK ELEKTRONIK SAN.VE TIC.AS. hardware.
Frequently Asked Questions
Who owns MAC prefix C4291D?
C4291D is registered to KLEMSAN ELEKTRIK ELEKTRONIK SAN.VE TIC.AS. 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. KLEMSAN ELEKTRIK ELEKTRONIK SAN.VE TIC.AS.'s block covers 16,777,216 addresses.
What devices use C4291D?
Any network device with a MAC address starting C4:29:1D was manufactured by or for KLEMSAN ELEKTRIK ELEKTRONIK SAN.VE TIC.AS..