From December 2, 2024, forward over the next 39 days, there were 2 checks done on harts.org.uk's uptime. Throughout the entirety of tests, harts.org.uk operated successfully 2 times, with the last uptime on December 4, 2024, returning a code 200. All tests conducted as of January 10, 2025, confirmed that harts.org.uk did not experience any periods of inoperability. Among all of the replies that were received, as of January 10, 2025, none had an error status. In comparison to the average response time of 0.018 seconds, a response time of 0.015 seconds was recorded for harts.org.uk on December 4, 2024.