From February 27, 2021, through the following 1 594 days, 6 availability checks of rms.cn were conducted. Tests revealed that rms.cn was reachable 6 times in total, with the most recent uptime occurring on May 1, 2025, and returning a code 200. According to the assessments conducted as of July 11, 2025, rms.cn did not experience any downtime. As of July 11, 2025, based on the replies received, no errors had been reported in any of the responses. Rms.cn replied in 1.874 seconds on May 1, 2025, against its average response time of 3.044 seconds.