Over the 250 day period beginning March 19, 2024, the report shows 2 checks were done of opt-cr.co.jp's operability. Operating successfully 2 times in all tests, opt-cr.co.jp's last recorded uptime on March 19, 2024, returned a code 200. As of November 24, 2024, all tests indicated that no inaccessibility periods occurred on opt-cr.co.jp. Among the replies received as of November 24, 2024, there were no responses with error status. Averaging 1.511 seconds, opt-cr.co.jp had a response time of 1.021 seconds on March 19, 2024.