What this means
The IEEE assigned the MA-L block A47758 to Ningbo Freewings Technologies 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 A4:77:58, it is Ningbo Freewings Technologies Co.,Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix A47758?
A47758 is registered to Ningbo Freewings Technologies 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. Ningbo Freewings Technologies Co.,Ltd's block covers 16,777,216 addresses.
What devices use A47758?
Any network device with a MAC address starting A4:77:58 was manufactured by or for Ningbo Freewings Technologies Co.,Ltd.