There were 12 tests conducted on psu.ru's availability in the 2 035 days after April 24, 2019. Responding with a code 200, psu.ru was operational 11 times, most recently on October 15, 2024, out of every check attempted. A total of 1 times, or 8.33% of checks, psu.ru was unavailable, with the most recent occurrence occurring on June 7, 2019. As of November 18, 2024, the replies indicate that no responses with error statuses were received. On October 15, 2024, records show a psu.ru response time of 0.571 seconds, compared to an average of 0.908 seconds.