In the 2 108 day period that started on February 19, 2019, rerf.or.jp was checked for availability 1 times. Following all of the tests, rerf.or.jp was found to be online 1 times, on February 19, 2019, the most recent 200 status code was recorded. Based on all completed evaluations as of November 28, 2024, no periods of inaccessibility were detected for rerf.or.jp. As of November 28, 2024, there are no responses indicating an error status based on all received responses. On February 19, 2019, 5.460 seconds contrasted with the 5.460 seconds average response time noted for rerf.or.jp.