February 21, 2021, was the beginning of the 1 458 day time frame in which grand.is underwent 8 uptime tests. The uptime of grand.is reached 8 instances in total tests, with the latest recorded on February 27, 2023, returning a code 200. No instances of grand.is being inaccessible were observed during all the tests conducted as of February 18, 2025. The received replies confirm that, as of February 18, 2025, no response had an error status. Grand.is's February 27, 2023, response time of 0.824 seconds contrasted with its average response time of 1.732 seconds.