Within the 2 109 day period from February 16, 2019, until now, ces.columbia.edu's availability was checked 2 times. Ces.columbia.edu returned a 200 status code 2 times out of analyses that was conducted, with the last one occurring on June 17, 2019. As of November 25, 2024, no downtime incidents were recorded for ces.columbia.edu during the assessments that were conducted. As of November 25, 2024, all responses have been reported as error-free based on the replies that have been received. On June 17, 2019, ces.columbia.edu had a response time of 1.710 seconds, with an average of 1.032 seconds.