Over the course of 1 181 days beginning September 5, 2021, 4ou.com had its availability tested 2 times as per data. Responding with a code 200, 4ou.com was operational 2 times, most recently on October 31, 2022, out of every check attempted. 4ou.com had zero instances of inaccessibility, according to tests conducted as of November 29, 2024. As of November 29, 2024, no instances of an error status code were noted, according to the responses that were received. On October 31, 2022, 4ou.com's response time was 1.351 seconds, showcasing an average response time of 1.423 seconds.