Starting June 26, 2021, expo.aero's availability was tested 10 times over the following 1 322 day period. At 2 instances throughout all checks, expo.aero's last known uptime occurred on December 30, 2023, and returned a code 200. Expo.aero was unreachable for 8 checks done, representing 80.00% of the total, with the latest occurrence on September 18, 2021. Among all of the replies that were received, as of February 7, 2025, none had an error status. On December 30, 2023, 2.483 seconds was the response time for expo.aero, contrasting its 2.151 seconds average.