Isotop.ru's availability has been tested 3 times during the last 1 276 days, beginning June 26, 2021. Isotop.ru was available 3 times out of the total tests conducted, last recorded on September 24, 2022, with a 200 status code. No downtimes were recorded for isotop.ru across all inspections conducted as of December 23, 2024. It was confirmed that there were no responses with error status as a result of the replies received as of December 23, 2024. Against an average of 0.359 seconds, isotop.ru's September 24, 2022, response was received in 0.451 seconds.