The total operability tests of ctrbook.com from May 31, 2023, up until today is 5 over 550 days. According to the tests performed, ctrbook.com was accessible a total of 5 times, with the most recent uptime on September 22, 2024, returning a code 200. Checks showed ctrbook.com experienced no service interruptions as of December 2, 2024. As of December 2, 2024, the replies that were received indicated that there were no reported errors in the responses. Data shows ctrbook.com responded in 0.251 seconds on September 22, 2024, compared to its 0.355 seconds average.