What this means
The IEEE assigned the MA-L block 746F19 to ICARVISIONS (SHENZHEN) 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 74:6F:19, it is ICARVISIONS (SHENZHEN) TECHNOLOGY CO., LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix 746F19?
746F19 is registered to ICARVISIONS (SHENZHEN) 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. ICARVISIONS (SHENZHEN) TECHNOLOGY CO., LTD.'s block covers 16,777,216 addresses.
What devices use 746F19?
Any network device with a MAC address starting 74:6F:19 was manufactured by or for ICARVISIONS (SHENZHEN) TECHNOLOGY CO., LTD..