1 uptime tests for www20.big.or.jp were performed during the 1 972 day period starting on June 27, 2019, according to records. Www20.big.or.jp has been accessed 1 times out of all the checks conducted, with the latest record on June 27, 2019, and receiving a code 200 response. Tests showed zero occurrences of www20.big.or.jp being inaccessible as of November 19, 2024. As of November 19, 2024, out of all the replies that were received, none of the responses had an error status. Differing from 2.021 seconds on average, www20.big.or.jp responded in 2.021 seconds on June 27, 2019.