What this means
The IEEE assigned the MA-L block CCB3F8 to FUJITSU ISOTEC 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 CC:B3:F8, it is FUJITSU ISOTEC LIMITED hardware.
Frequently Asked Questions
Who owns MAC prefix CCB3F8?
CCB3F8 is registered to FUJITSU ISOTEC 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. FUJITSU ISOTEC LIMITED's block covers 16,777,216 addresses.
What devices use CCB3F8?
Any network device with a MAC address starting CC:B3:F8 was manufactured by or for FUJITSU ISOTEC LIMITED.