3 times the operability of nineangles.info was checked during the 1 204 day interval beginning on December 15, 2021. Nineangles.info was available 2 times out of the total tests conducted, last recorded on February 9, 2025, with a 200 status code. Based on checks carried out as of April 2, 2025, nineangles.info did not experience any instances of unavailability. Out of a total of 1 responses with errors, the latest instance, coded as 403, was recorded on February 23, 2025. Nineangles.info's February 23, 2025, response time of 1.285 seconds differed from its 0.990 seconds average response time.