What this means
The IEEE assigned the MA-L block F8E5CF to CGI IT UK 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 F8:E5:CF, it is CGI IT UK LIMITED hardware.
Frequently Asked Questions
Who owns MAC prefix F8E5CF?
F8E5CF is registered to CGI IT UK 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. CGI IT UK LIMITED's block covers 16,777,216 addresses.
What devices use F8E5CF?
Any network device with a MAC address starting F8:E5:CF was manufactured by or for CGI IT UK LIMITED.