0 times ntsc.cas.cn was tested for operability over the course of 0 days starting on January 31, 2025. All of the checks that were done as of January 31, 2025, revealed that ntsc.cas.cn was either down or having issues with accessibility. No recorded periods of inaccessibility were found for ntsc.cas.cn based on all evaluations completed as of January 31, 2025. As of January 31, 2025, no reported response had an error status out of all the replies that were received. Records indicate ntsc.cas.cn had an average response time of 0.000 seconds, while on January 31, 2025, it responded in 0 seconds.