2 availability checks were conducted for optol.cz within a 1 446 day period starting on March 14, 2021. Optol.cz was online 2 times from the complete assessments conducted, last active on December 3, 2021, responding with a 200 status code. According to inspections completed as of February 28, 2025, optol.cz had no downtime. As of February 28, 2025, the status of each response that was received has been reported as error-free. It took 0.619 seconds for optol.cz to respond on December 3, 2021, compared to an average response time of 0.571 seconds.