Starting March 9, 2021, atpa.jp's availability was tested 2 times over the following 1 403 day period. During its last reported uptime on September 5, 2021, atpa.jp returned a code 200 and was operational 2 times out of all the checks that were conducted. The checks carried out as of January 10, 2025, did not identify any downtime issues related to atpa.jp. Based on the responses received, it has been confirmed that there were no errors as of January 10, 2025. It took 2.361 seconds for atpa.jp to respond on September 5, 2021, compared to an average response time of 2.308 seconds.