From September 11, 2021, through the last 1 172 days until today, air.tsukuba.ac.jp's accessibility has been checked 1 times. Tests revealed that air.tsukuba.ac.jp was reachable 1 times in total, with the most recent uptime occurring on September 11, 2021, and returning a code 200. Air.tsukuba.ac.jp did not experience any downtime according to tests conducted as of November 27, 2024. As per the replies received as of November 27, 2024, there are no errors present in any of them. For air.tsukuba.ac.jp, the September 11, 2021, response time was 4.770 seconds, contrasted by a 4.770 seconds average.