Kalen-dar.ru passed 15 uptime tests within the timeframe of 1 355 days beginning on March 5, 2021. Operational 15 times during the total tests, kalen-dar.ru's most recent uptime on October 4, 2024, returned a code 200. Throughout all inspections conducted as of November 19, 2024, kalen-dar.ru experienced no periods of downtime. No response had been reported as having an error status as of November 19, 2024, out of all those that were received. Kalen-dar.ru's 0.061 seconds on October 4, 2024, contrasted its average response time of 0.403 seconds.