Data analysis indicates koto.ed.jp had 2 operability tests done during the 827 days following August 29, 2022. As of December 4, 2024, all checks showed that koto.ed.jp was not functioning or experiencing difficulties. No review indicated any downtime event occurred on koto.ed.jp as of December 4, 2024. The latest error identified within the 2 responses was code 403, which was detected on November 26, 2024. The recorded 1.958 seconds response time on November 26, 2024, contrasted koto.ed.jp's average of 1.230 seconds.