What this means
The IEEE assigned the MA-L block 6CA0B4 to SKY 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 6C:A0:B4, it is SKY UK LIMITED hardware.
Frequently Asked Questions
Who owns MAC prefix 6CA0B4?
6CA0B4 is registered to SKY 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. SKY UK LIMITED's block covers 16,777,216 addresses.
What devices use 6CA0B4?
Any network device with a MAC address starting 6C:A0:B4 was manufactured by or for SKY UK LIMITED.