There were 25 tests conducted on sigmapi.org's availability in the 1 136 days after October 19, 2021. As per the analysis as of November 28, 2024, sigmapi.org was unreachable or troubled with operations. No periods of inoperability were observed for sigmapi.org across all assessments made as of November 28, 2024. The latest error identified within the 25 responses was code 403, which was detected on February 8, 2024. Sigmapi.org had a response time of 0.043 seconds on February 8, 2024, with an average response time of 0.065 seconds.