3 tests of derive.at's functioning were conducted during the 1 261 day period starting on June 15, 2021. Out of all tests, derive.at was operable 3 times, the last recorded uptime on November 22, 2024, returned a http status code 200. As of November 27, 2024, all evaluations indicated that derive.at had no periods of inoperability. As of November 27, 2024, the error statuses in the received responses have not been reported. Derive.at averaged a response time of 0.194 seconds, while on November 22, 2024, it replied in 0.258 seconds.