What this means
The IEEE assigned the MA-L block 0012DD to Shengqu Information Technology (Shanghai) 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 00:12:DD, it is Shengqu Information Technology (Shanghai) Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 0012DD?
0012DD is registered to Shengqu Information Technology (Shanghai) 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. Shengqu Information Technology (Shanghai) Co., Ltd.'s block covers 16,777,216 addresses.
What devices use 0012DD?
Any network device with a MAC address starting 00:12:DD was manufactured by or for Shengqu Information Technology (Shanghai) Co., Ltd..