Beginning February 12, 2019, functioning of sfw.cn was checked 7 times over the next 2 159 days. Out of all tests attempted, sfw.cn was working 6 times, with the last instance on May 1, 2024, replying with a 200 status code. No interruptions in service were observed for sfw.cn within the checks conducted as of January 10, 2025. Out of 1 overall responses with errors, code 500 was the most recent error reported on January 2, 2025. In contrast to its average response time of 1.955 seconds, sfw.cn responded in 3.064 seconds on January 2, 2025.