There have been 16 checks of dhistory.org's functioning within the last 990 days starting on May 1, 2022. Including the March 26, 2024, check that returned a 200 code, dhistory.org has been available in 16 out of all attempted tests. As of January 15, 2025, the checks that were done indicate that there were no instances of dhistory.org being unavailable. The responses that had been received as of January 15, 2025, showed that no response had an error status. Although dhistory.org responded in 0.819 seconds on March 26, 2024, records show that it took an average of 0.446 seconds to reply.