Sei2012.da-te.jp had its availability checked 2 times during the 1 156 days from October 4, 2021, onward. In each analysis conducted as of December 4, 2024, sei2012.da-te.jp was found to be either offline or experiencing performance challenges. Reviews conducted as of December 4, 2024, revealed that sei2012.da-te.jp did not experience any instances of unavailability. Code 404 was identified as the latest error among 2 responses with errors on December 15, 2021. The December 15, 2021, response time of sei2012.da-te.jp differed from its average, being 1.055 seconds against 0.803 seconds.