1atc.or.jp's availability checks had carried out over the past 1 149 days, starting on October 2, 2021. Following all of the tests, atc.or.jp was found to be online 1 times, on October 2, 2021, the most recent 200 status code was recorded. Inspections conducted as of November 24, 2024, did not identify any offline periods for atc.or.jp. Based on every response received, as of November 24, 2024, no error status codes have been reported. On October 2, 2021, atc.or.jp responded in 3.885 seconds, which contrasted with its average response time of 3.885 seconds.