Records indicate that from April 18, 2019, through the next 2 052 days, sis.ly had passed 3 uptime checks. By successfully returning a status code 200 on April 18, 2019, sis.ly has shown functionality 1 times from total the checks attempted. As of November 30, 2024, there were no instances of inoperability for sis.ly based on tests conducted. The occurrence of the latest error, labeled as code 503, was noted on June 25, 2021, within the 2 error responses. With 0.537 seconds as the average, sis.ly's June 25, 2021, response time was 0.048 seconds.