1 operability checks occurred for 4front.jp within the time frame of 1 993 days after June 14, 2019. Throughout all conducted assessments, 4front.jp showcased functionality 1 times, with the most recent uptime on June 14, 2019, resulting in a code 200. 4front.jp was found to have no offline times during the inspections conducted as of November 28, 2024. The responses obtained as of November 28, 2024, confirm that no responses have error statuses. Data shows a 1.330 seconds 4front.jp response time on June 14, 2019, compared to 1.330 seconds on average.