In the timespan of 23 days starting October 27, 2024, qufour.jp was inspected for operability 2 times. The checks of qufour.jp as of November 20, 2024, resulted in the detection of downtime or other problems. Throughout all the inspections done as of November 20, 2024, there were no instances of inaccessibility for qufour.jp. The last recorded error was code 404 in the 2 responses that included errors on October 27, 2024. On October 27, 2024, qufour.jp responded in 1.586 seconds, contrasting its 1.578 seconds average response time.