What this means
The IEEE assigned the MA-L block 0025EF to I-TEC 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 00:25:EF, it is I-TEC Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 0025EF?
0025EF is registered to I-TEC 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. I-TEC Co., Ltd.'s block covers 16,777,216 addresses.
What devices use 0025EF?
Any network device with a MAC address starting 00:25:EF was manufactured by or for I-TEC Co., Ltd..