What this means
The IEEE assigned the MA-L block 0019F1 to Star Communication Network Technology 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 00:19:F1, it is Star Communication Network Technology Co.,Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 0019F1?
0019F1 is registered to Star Communication Network Technology 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. Star Communication Network Technology Co.,Ltd's block covers 16,777,216 addresses.
What devices use 0019F1?
Any network device with a MAC address starting 00:19:F1 was manufactured by or for Star Communication Network Technology Co.,Ltd.