Within the past 1 954 day period starting July 27, 2019, the operability of sumida-monokoto.info was checked 3 times. Tests reveal sumida-monokoto.info was online 3 times out of all assessments done, with July 22, 2021, being the latest 200 status result. No unavailability periods occurred on sumida-monokoto.info, according to inspections made as of December 1, 2024. All replies received confirm that there are no responses with an error status as of December 1, 2024. Sumida-monokoto.info's average response time of 1.271 seconds was different from its July 22, 2021, reply time of 2.240 seconds.