A total of 2 availability checks of cdstm.cn were performed during the 1 391 day period starting from January 27, 2021. Cdstm.cn consistently has shown functionality 2 times, with the latest recorded uptime on January 2, 2022, resulting in a code 200. Based on tests, as of November 18, 2024, there were no instances of inoperability for cdstm.cn. It is confirmed that, as of November 18, 2024, there were no error replies based on the replies that were received. On January 2, 2022, contrasted by a 5.513 seconds average, cdstm.cn's response time was 5.309 seconds.