The zsr.cc's availability has been analyzed 15 times in the past 2 030 days, starting on April 30, 2019. By returning a 200 status on September 14, 2021, analyses showed zsr.cc had 15 uptime instances in total from checks completed. The checks conducted as of November 20, 2024, did not find any downtime issues related to zsr.cc. As of November 20, 2024, no recorded response had an error status out of all the replies that were received. In comparison to the average response time of 1.736 seconds, a response time of 1.754 seconds was recorded for zsr.cc on September 14, 2021.