Beginning December 8, 2022, functioning of istess.it was checked 4 times over the next 722 days. Out of all tests attempted, istess.it was working 3 times, with the last instance on July 31, 2024, replying with a 200 status code. Based on all completed evaluations as of November 29, 2024, no periods of inaccessibility were detected for istess.it. Of the 1 error instances, the response with code 500, dated December 8, 2022, was the most recent. On July 31, 2024, istess.it had a 0.412 seconds response time, differing from its 0.566 seconds average.