What this means
The IEEE assigned the MA-L block 147057 to SHENNAN CIRCUITS 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 14:70:57, it is SHENNAN CIRCUITS CO.,LTD hardware.
Frequently Asked Questions
Who owns MAC prefix 147057?
147057 is registered to SHENNAN CIRCUITS 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. SHENNAN CIRCUITS CO.,LTD's block covers 16,777,216 addresses.
What devices use 147057?
Any network device with a MAC address starting 14:70:57 was manufactured by or for SHENNAN CIRCUITS CO.,LTD.