Zai-ken.jp was checked for availability 1 times over the past 1 161 days, starting on September 15, 2021. Out of all the analyses that were done, zai-ken.jp was reachable 1 times, with the last uptime on September 15, 2021, returning a code 200. As of November 19, 2024, evaluations revealed zai-ken.jp encountered no events of unavailability. It is confirmed that, as of November 19, 2024, there were no error replies based on the replies that were received. The recorded 1.998 seconds response time on September 15, 2021, contrasted zai-ken.jp's average of 1.998 seconds.