What this means
The IEEE assigned the MA-L block D06F4A to TOPWELL INTERNATIONAL HOLDINGS LIMITED. 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 D0:6F:4A, it is TOPWELL INTERNATIONAL HOLDINGS LIMITED hardware.
Frequently Asked Questions
Who owns MAC prefix D06F4A?
D06F4A is registered to TOPWELL INTERNATIONAL HOLDINGS LIMITED 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. TOPWELL INTERNATIONAL HOLDINGS LIMITED's block covers 16,777,216 addresses.
What devices use D06F4A?
Any network device with a MAC address starting D0:6F:4A was manufactured by or for TOPWELL INTERNATIONAL HOLDINGS LIMITED.