Hdm.at had its availability checked 6 times during the 1 444 days from December 19, 2020, onward. Over 2 instances out of all conducted checks, hdm.at has shown functionality, with the latest uptime on March 8, 2024, returning a code 200. No inaccessibility incidents were found for hdm.at through all tests as of December 2, 2024. There were 4 responses, and the most recent error, coded as 403, was noted on June 24, 2021. On March 8, 2024, hdm.at had a response time of 2.438 seconds and an average response time of 0.938 seconds.