Isi.net's availability has been inspected 5 times in the 1 548 days from June 20, 2021, until now. Isi.net responded with a 200 status code and was up 5 times out of all checks that were conducted, lastly on February 20, 2023. As of September 16, 2025, all inspections conducted had found no instances of isi.net's non-functionality. As of September 16, 2025, it was noted that none of the responses received had any error statuses recorded. Records show isi.net's 1.274 seconds response on February 20, 2023, against an 1.167 seconds average.