Over the last 1 523 days beginning on September 3, 2021, the availability of czub.cz has been inspected 6 times. Operational 6 times from the whole of checks led, czub.cz's last recorded uptime on November 4, 2025, returned a code 200 response. As of November 4, 2025, the checks that were done indicate that there were no instances of czub.cz being unavailable. No errors have been encountered in any responses as of November 4, 2025, according to all replies obtained. Czub.cz had a response time of 0.137 seconds on November 4, 2025, with an average response time of 0.421 seconds.