From December 7, 2020, through the following 1 447 days, 31 availability checks of websib.ru were conducted. During the entire series of tests, websib.ru was accessible 21 times, most recently on September 1, 2022, responding with a 200 status code. No instances of inoperability occurred on websib.ru based on inspections made as of November 23, 2024. The error code 403, the latest among the 10 responses that were found to have errors, was registered on October 27, 2024. On October 27, 2024, websib.ru's response time contrasted its average, being 0.450 seconds against 1.059 seconds.