N21portal.ru was inspected for operability 24 times in the 1 379 days following February 17, 2021. Among all the analyses carried out, n21portal.ru was accessible 24 times, the last occasion being on June 23, 2024, returning a code 200. There were no periods of inactivity of n21portal.ru, according to evaluations as of November 28, 2024. The received responses all confirm that, as of November 28, 2024, there were no responses containing errors. On June 23, 2024, n21portal.ru's response time contrasted its average, being 0.070 seconds against 0.569 seconds.