The total availability checks of irtextbook.ir over the past 1 279 days beginning October 1, 2021, reached 26. During the conducted analyses, irtextbook.ir was accessed a total of 3 times, and the latest ping on January 2, 2022, returned a code 200. Including as recently as February 27, 2025, irtextbook.ir was unavailable for 23 out of all evaluations, or 88.46% of the total. As of April 2, 2025, the status of each response that was received has been reported as error-free. Data indicates irtextbook.ir responded in — seconds on February 27, 2025, against its 1.214 seconds average.