The operability of clr.cn has been tested 3 times over the course of the 1 971 days that followed August 19, 2019. During each test carried out as of January 10, 2025, clr.cn was identified as unreachable or facing issues with functionality. Out of the occasions clr.cn was tested, it was down 100.00%, equating to 3 incidents, with the most recent downtime occurring on September 29, 2022. All the replies received indicate that there have been no responses with an error status as of January 10, 2025. On September 29, 2022, clr.cn's response time was — seconds, showcasing an average response time of 0.001 seconds.