What this means
The IEEE assigned the MA-M block DCE533D to Suzhou ATES electronic 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 DC:E5:33:D, it is Suzhou ATES electronic technology co.LTD hardware.
Frequently Asked Questions
Who owns MAC prefix DCE533D?
DCE533D is registered to Suzhou ATES electronic 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. Suzhou ATES electronic technology co.LTD's block covers 1,048,576 addresses.
What devices use DCE533D?
Any network device with a MAC address starting DC:E5:33:D was manufactured by or for Suzhou ATES electronic technology co.LTD.