Classes.ru was inspected for operability 18 times in the 1 936 days following August 1, 2019. Among all the analyses carried out, classes.ru was accessible 18 times, the last occasion being on November 18, 2024, returning a code 200. As of November 18, 2024, all evaluations indicated that classes.ru had no periods of inoperability. According to the reports, all of the responses that were received as of November 18, 2024, are free of errors. The response time on November 18, 2024, was 0.375 seconds, compared to the average of 0.323 seconds on classes.ru.