Isi.net's availability was analyzed 5 times during the 1 822 day time frame that began on June 20, 2021. The total tests conducted revealed isi.net as operational 5 times, including on February 20, 2023, which returned the most recent code 200 response. Isi.net had zero instances of inaccessibility, according to tests conducted as of June 17, 2026. Among the replies received as of June 17, 2026, there were no responses with error status. Records indicate isi.net responded in 1.274 seconds on February 20, 2023, compared to 1.167 seconds on average.
ISI is appointed by the Department for Education to inspect association independent schools in England and British schools overseas. We are also appointed by the Home Office to inspect colleges and language schools in England and Wales.