What this means
The IEEE assigned the MA-L block B03DBF to shenzhen ceita communications technology co.,ltd. 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 B0:3D:BF, it is shenzhen ceita communications technology co.,ltd hardware.
Frequently Asked Questions
Who owns MAC prefix B03DBF?
B03DBF is registered to shenzhen ceita communications technology co.,ltd 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. shenzhen ceita communications technology co.,ltd's block covers 16,777,216 addresses.
What devices use B03DBF?
Any network device with a MAC address starting B0:3D:BF was manufactured by or for shenzhen ceita communications technology co.,ltd.