Starting December 7, 2020, rule.co.jp's availability was tested 2 times over the following 1 450 day period. Out of total assessments led, rule.co.jp was up 2 times, last operable on November 22, 2024, returning a 200 status code. Rule.co.jp did not encounter any inaccessibility incidents as of November 27, 2024, according to tests that were carried out. No error statuses were reported in any responses received as of November 27, 2024, according to all replies. On November 22, 2024, rule.co.jp replied in 3.710 seconds, contrasting its average response time of 3.290 seconds.