Within the past 1 196 day period starting August 10, 2021, the operability of nullrefer.ir was checked 2 times. 2 instances of nullrefer.ir uptime, including the code 200 result on July 24, 2024, were noted from the tests conducted. During the checks conducted, there were no instances of nullrefer.ir being unavailable as of November 18, 2024. No reports of error statuses in the responses received have been made as of November 18, 2024. Nullrefer.ir's July 24, 2024, response time was 2.707 seconds, with an average response time of 1.512 seconds.