As per the data, 2 accessibility checks were completed for marc.info within 906 days following May 30, 2022. Marc.info, during all tests, proved its functionality 2 times, with the latest uptime on November 20, 2024, confirming a response of code 200. Tests carried out on marc.info showed that there were no instances of inactivity as of November 22, 2024. As of November 22, 2024, it is confirmed that there have been no error status codes in any of the responses received. The November 20, 2024, response contrasted, being 1.893 seconds for marc.info against its 2.369 seconds average.