2 availability checks were conducted for nfsysu.cn during the 1 264 days beginning July 8, 2021. Nfsysu.cn encountered operational problems or was unreachable in each test done as of December 23, 2024. As of the most recent check on November 19, 2024, nfsysu.cn was unreachable 100.00% of the time, totaling 2 occurrences. As of December 23, 2024, all responses have been reported as error-free based on the replies that have been received. Compared to 0.001 seconds average, nfsysu.cn responded in — seconds on November 19, 2024.