Over the past 539 days, starting from June 2, 2023, there were 4zdsim.com's availability checks performed. During the entire series of tests, zdsim.com was accessible 3 times, most recently on April 4, 2024, responding with a 200 status code. As of November 23, 2024, all inspections indicated that there were no offline periods for zdsim.com. The analysis revealed 1 responses that contained errors, with the latest error, coded as 403, occurring on June 2, 2023. Zdsim.com's 0.538 seconds response on April 4, 2024, differed from its average response time of 0.416 seconds.