Throughout the 2 147 day period beginning on January 17, 2019, hs21.de's operability was checked 1 times. Out of all checks conducted, hs21.de was operational 1 times, with the latest successful check on January 17, 2019, returning a 200 status code. According to evaluations as of December 3, 2024, there were no periods of inactivity for hs21.de. According to the reports, all of the responses that were received as of December 3, 2024, are free of errors. The response time of hs21.de averaged 1.172 seconds, with a recorded time of 1.172 seconds on January 17, 2019.