Hdf.com passed 5 accessibility checks during the time frame of 1 243 days starting June 25, 2021. Among all uptime assessments, hdf.com was accessible 5 times, the most recent instance occurred on February 29, 2024, as indicated by a 200 status code. All tests conducted as of November 19, 2024, confirmed that hdf.com did not experience any periods of inoperability. The replies that have been received as of November 19, 2024, indicate that all of the responses have been reported as error-free. Hdf.com's 0.934 seconds response on February 29, 2024, contrasted with its average response time of 1.490 seconds.