What this means
The IEEE assigned the MA-L block 48F3F3 to Baidu Online Network Technology (Beijing) 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 48:F3:F3, it is Baidu Online Network Technology (Beijing) Co., Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 48F3F3?
48F3F3 is registered to Baidu Online Network Technology (Beijing) 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. Baidu Online Network Technology (Beijing) Co., Ltd's block covers 16,777,216 addresses.
What devices use 48F3F3?
Any network device with a MAC address starting 48:F3:F3 was manufactured by or for Baidu Online Network Technology (Beijing) Co., Ltd.