What this means
The IEEE assigned the MA-L block 4439C4 to Universal Global Scientific Industrial., 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 44:39:C4, it is Universal Global Scientific Industrial., Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 4439C4?
4439C4 is registered to Universal Global Scientific Industrial., 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. Universal Global Scientific Industrial., Ltd's block covers 16,777,216 addresses.
What devices use 4439C4?
Any network device with a MAC address starting 44:39:C4 was manufactured by or for Universal Global Scientific Industrial., Ltd.