What this means
The IEEE assigned the MA-L block A43CD7 to NTX Electronics YangZhou 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 A4:3C:D7, it is NTX Electronics YangZhou co.,LTD hardware.
Frequently Asked Questions
Who owns MAC prefix A43CD7?
A43CD7 is registered to NTX Electronics YangZhou 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. NTX Electronics YangZhou co.,LTD's block covers 16,777,216 addresses.
What devices use A43CD7?
Any network device with a MAC address starting A4:3C:D7 was manufactured by or for NTX Electronics YangZhou co.,LTD.