September 28, 2021, was the beginning of the 1 158 day time frame in which jomon.com underwent 1 uptime tests. Jomon.com has been operable 1 times out of all tests, with the last uptime recorded on September 28, 2021, returning a code 200. None of the tests conducted as of November 30, 2024, found any instances of jomon.com being unavailable. As of November 30, 2024, the responses obtained noted that there are no responses with error statuses. Recorded at 1.992 seconds on September 28, 2021, jomon.com's response time differed from its 1.992 seconds average.