What this means
The IEEE assigned the MA-L block 183C98 to Shenzhen Hengyi 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 18:3C:98, it is Shenzhen Hengyi Technology Co., LTD hardware.
Frequently Asked Questions
Who owns MAC prefix 183C98?
183C98 is registered to Shenzhen Hengyi 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. Shenzhen Hengyi Technology Co., LTD's block covers 16,777,216 addresses.
What devices use 183C98?
Any network device with a MAC address starting 18:3C:98 was manufactured by or for Shenzhen Hengyi Technology Co., LTD.