2 availability checks of quaternary.jp were performed in the 1 354 day period starting on March 6, 2021. Tests revealed that quaternary.jp was reachable 2 times in total, with the most recent uptime occurring on November 19, 2024, and returning a code 200. Checks done as of November 20, 2024, revealed quaternary.jp experienced no downtime events. The reports indicate that, as of November 20, 2024, there are no errors in any of the received responses. On November 19, 2024, quaternary.jp's response time of 0.743 seconds differed from its average of 0.757 seconds.