0 checks of felsen.com's availability were performed over the 0 days starting on November 21, 2024, according to the data. As of November 21, 2024, every check indicated that felsen.com was down or having issues. No periods of inactivity were observed for felsen.com in any of the checks conducted as of November 21, 2024. As of November 21, 2024, based on all responses received, none of them had returned an error status code. Felsen.com's response time average is 0.000 seconds, and on November 21, 2024, it was 0 seconds.