For a period of 1 937 days, 15 times, beginning on August 12, 2019, iso.ch was tested for availability. 2 times, including on June 8, 2024, with a 200 status code, iso.ch's operability was confirmed through checks conducted. No periods of non-functionality were detected for iso.ch across all inspections done as of November 30, 2024. The occurrence on December 21, 2021, coded as 404, was one of the 13 responses with errors. The June 8, 2024, response time of 0.202 seconds for iso.ch differed from its average of 0.175 seconds.