2 availability checks were conducted for csr.spbu.ru within a 943 day period starting on May 2, 2022. All tests conducted as of November 30, 2024, revealed that csr.spbu.ru was unavailable or experiencing difficulties. Csr.spbu.ru had zero instances of inaccessibility, according to tests conducted as of November 30, 2024. The error code 403 was detected on November 1, 2022, and it is the most current error code among the 2 responses that had errors. The response time of csr.spbu.ru was 0.180 seconds on November 1, 2022, compared to 0.174 seconds on average.