What this means
The IEEE assigned the MA-L block 2400FA to China Mobile (Hangzhou) Information 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 24:00:FA, it is China Mobile (Hangzhou) Information Technology Co., Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 2400FA?
2400FA is registered to China Mobile (Hangzhou) Information 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. China Mobile (Hangzhou) Information Technology Co., Ltd's block covers 16,777,216 addresses.
What devices use 2400FA?
Any network device with a MAC address starting 24:00:FA was manufactured by or for China Mobile (Hangzhou) Information Technology Co., Ltd.