What this means
The IEEE assigned the MA-L block 900EB3 to Shenzhen Amediatech 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 90:0E:B3, it is Shenzhen Amediatech Technology Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 900EB3?
900EB3 is registered to Shenzhen Amediatech 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 Amediatech Technology Co., Ltd.'s block covers 16,777,216 addresses.
What devices use 900EB3?
Any network device with a MAC address starting 90:0E:B3 was manufactured by or for Shenzhen Amediatech Technology Co., Ltd..