The operability of keiseikai.net has been tested 2 times over the course of the 1 205 days that followed August 4, 2021. Operational 2 times throughout the entirety of checks conducted, keiseikai.net's last recorded uptime on August 4, 2021, returned a code 200 response. No instances of inoperability occurred on keiseikai.net based on inspections made as of November 22, 2024. It was noted that there were no error statuses received in any of the responses as of November 22, 2024. Averaging 1.569 seconds, keiseikai.net's response time on August 4, 2021, was 1.548 seconds.