It has been 1 057 days since December 26, 2021, and during that time, 5 checks was made for challenge.org's availability. In its most recent reported uptime on April 4, 2024, challenge.org, which has been active 5 times out of all the checks, responded with a code 200. As of November 18, 2024, challenge.org had no instances of inaccessibility reported during the inspections. It was confirmed that there were no responses with error status as a result of the replies received as of November 18, 2024. Challenge.org, on April 4, 2024, responded in 1.790 seconds, differing from its average of 1.191 seconds.