There were 1 checks if crew.sfc.keio.ac.jp was available in the 1 113 day interval starting November 6, 2021. Each check as of November 23, 2024, resulted in crew.sfc.keio.ac.jp being down or facing other issues. Of all tests carried out, crew.sfc.keio.ac.jp was offline during 1 of them, equivalent to 100.00%, with the latest on November 6, 2021. As per the received responses, no errors were found in any of the replies as of November 23, 2024. According to records, on November 6, 2021, crew.sfc.keio.ac.jp responded in — seconds, as opposed to an average of 0.001 seconds.