The total uptime checks of phpcrossref.com performed in the 223 days from April 20, 2024, reached 2. Returning a 200 code on the last instance of April 20, 2024, phpcrossref.com was accessible 2 times among all the tests done. As of November 30, 2024, no offline periods were found for phpcrossref.com in inspections conducted. As of November 30, 2024, no reported response had an error status out of all the replies that were received. Against an average of 0.558 seconds, the response from phpcrossref.com was 0.559 seconds on April 20, 2024.