What this means
The IEEE assigned the MA-M block CC2237A to shenzhen zonglian network technology limited. 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 CC:22:37:A, it is shenzhen zonglian network technology limited hardware.
Frequently Asked Questions
Who owns MAC prefix CC2237A?
CC2237A is registered to shenzhen zonglian network technology limited 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. shenzhen zonglian network technology limited's block covers 1,048,576 addresses.
What devices use CC2237A?
Any network device with a MAC address starting CC:22:37:A was manufactured by or for shenzhen zonglian network technology limited.