Iop.org's availability was analyzed 95 times during the 1 626 day time frame that began on January 28, 2021. 2 instances of iop.org uptime, including the code 200 result on January 29, 2021, were noted from the tests conducted. Based on all the checks made as of July 13, 2025, no offline periods were observed for iop.org. On June 29, 2025, out of 93 responses that encountered errors, code 403 was identified as the most recent error. The data shows that on June 29, 2025, iop.org responded in 0.133 seconds, compared to the average of 0.122 seconds.