Over the past 961 days starting April 13, 2022, copyright.columbia.edu had 2 availability checks done. In 2 cases of operability throughout the tests, copyright.columbia.edu's latest uptime on November 16, 2024, returned a 200 code. According to tests, as of November 29, 2024, there were no incidents of inoperability for copyright.columbia.edu. As of November 29, 2024, no errors have been encountered according to all received responses. It took 0.595 seconds for copyright.columbia.edu to respond on November 16, 2024, compared to an average response time of 0.682 seconds.