2 times the operability of radchallenge.com was checked during the 264 day interval beginning on March 13, 2024. All conducted checks as of December 2, 2024, indicated that radchallenge.com was facing issues or was unavailable. Based on all the checks made as of December 2, 2024, no offline periods were observed for radchallenge.com. The 2 responses that encountered errors included the latest error, which was coded as 403 and occurred on March 13, 2024. Radchallenge.com replied in 0.223 seconds on March 13, 2024, differing from its 0.224 seconds average response time.