The operability of cser.org has been tested 3 times over the course of the 2 186 days that followed February 5, 2019. In 3 instances of operability from all checks conducted, cser.org's last recorded uptime on January 9, 2025, returned a code 200. The checks conducted as of January 31, 2025, did not find any downtime issues related to cser.org. As of January 31, 2025, all responses have been error-free according to the replies received. Cser.org's January 9, 2025, response time, 2.639 seconds, differed from the 1.593 seconds average.