What this means
The IEEE assigned the MA-M block 4CEA41D to Jiangsu TSD Electronics 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 4C:EA:41:D, it is Jiangsu TSD Electronics Technology Co., Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 4CEA41D?
4CEA41D is registered to Jiangsu TSD Electronics Technology Co., Ltd in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. Jiangsu TSD Electronics Technology Co., Ltd's block covers 1,048,576 addresses.
What devices use 4CEA41D?
Any network device with a MAC address starting 4C:EA:41:D was manufactured by or for Jiangsu TSD Electronics Technology Co., Ltd.