During the 2 137 days from January 12, 2019, until now, herz.eu's operability has been checked 2 times. Tests prove herz.eu was operational 2 times out of all attempts, recently confirmed on September 22, 2022, by a 200 status code. Throughout all checks, there were no periods of inactivity for herz.eu as of November 19, 2024. It was noted that none of the responses had an error status based on those received as of November 19, 2024. On September 22, 2022, the recorded response time of herz.eu was 0.459 seconds, and the average response time is 0.289 seconds.