What this means
The IEEE assigned the MA-L block 280CB8 to Mikrosay Yazilim ve Elektronik A.S.. 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 28:0C:B8, it is Mikrosay Yazilim ve Elektronik A.S. hardware.
Frequently Asked Questions
Who owns MAC prefix 280CB8?
280CB8 is registered to Mikrosay Yazilim ve Elektronik A.S. 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. Mikrosay Yazilim ve Elektronik A.S.'s block covers 16,777,216 addresses.
What devices use 280CB8?
Any network device with a MAC address starting 28:0C:B8 was manufactured by or for Mikrosay Yazilim ve Elektronik A.S..