December 12, 2020, was the beginning of the 1 490 day interval in which 14 availability checks performed for zero-sen.jp. Zero-sen.jp maintained operational status in 14 instances during all checks, responding with a code 200 in its latest recorded uptime on April 21, 2021. Throughout all inspections conducted as of January 10, 2025, zero-sen.jp experienced no periods of downtime. None of the responses received as of January 10, 2025, have been reported with an error status. The response time was 0.574 seconds for zero-sen.jp on April 21, 2021, while the average response time is 1.336 seconds.