Over the 0 day period starting on December 1, 2024, the number of availability checks of tsa.cn reached 0. Tsa.cn faced challenges with availability or other technical problems in the assessments carried out as of December 1, 2024. Evaluations showed no periods of inoperability for tsa.cn as of December 1, 2024. The responses obtained confirm that, as of December 1, 2024, there are no errors in the responses. The recorded response time of tsa.cn on December 1, 2024, was 0 seconds, compared to an average of 0.000 seconds.