Records show m.mantan-web.jp's operability was checked 1 times from March 3, 2021, through the subsequent 1 364 days. Checks of m.mantan-web.jp as of November 27, 2024, resulted in downtime or some problem being detected. As of November 27, 2024, m.mantan-web.jp has not encountered any inaccessibility issues during all the tests. The error code 403, which was received on March 3, 2021, is the most recent error out of the 1 responses that contained errors. On March 3, 2021, m.mantan-web.jp's 2.018 seconds response contrasted its average of 2.018 seconds.