What this means
The IEEE assigned the MA-L block 042144 to Sunitec Enterprise 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 04:21:44, it is Sunitec Enterprise Co.,Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 042144?
042144 is registered to Sunitec Enterprise 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. Sunitec Enterprise Co.,Ltd's block covers 16,777,216 addresses.
What devices use 042144?
Any network device with a MAC address starting 04:21:44 was manufactured by or for Sunitec Enterprise Co.,Ltd.