From August 20, 2021, through the following 1 200 days, 8 availability checks of six.cz were conducted. Of all checks conducted, six.cz was functional 8 times, last on April 24, 2024, replying with a 200 status code. No issues related to downtime were found throughout the assessments of six.cz as of December 2, 2024. As of December 2, 2024, every response has been received, confirming that none of the them contain error statuses. Against an average of 0.275 seconds, six.cz replied in 0.094 seconds on April 24, 2024.