Throughout the 1 366 day period beginning on February 25, 2021, istu.ru's operability was checked 11 times. Istu.ru has been accessed 11 times out of all the checks conducted, with the latest record on November 19, 2024, and receiving a code 200 response. According to the checks, istu.ru experienced zero downtime as of November 23, 2024. As of November 23, 2024, all received responses have been confirmed to have no error status. Istu.ru responded in 0.941 seconds on November 19, 2024, contrasting its 0.773 seconds average response time.